Home / 14,090.96-19,445.56-7,630.68

Finding the Fourth Proportional to 14,090.96, 19,445.56 and 7,630.68

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Solution

The fourth proportional to 14,090.96, 19,445.56 and 7,630.68 is: 10,530.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,090.96 : 19,445.56 = 7,630.68 : x
  2. Step 2: Convert to fraction form
    14,090.96/19,445.56 = 7,630.68/x
  3. Step 3: Cross multiply
    14,090.96x = 19,445.56 × 7,630.68
  4. Step 4: Simplify right side
    14,090.96x = 148,382,845.78
  5. Step 5: Solve for x
    x = 148,382,845.78/14,090.96
  6. Step 6: Final answer
    x = 10,530.36

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Half scale
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Double scale
Find fourth proportional to 14,091.96, 19,446.94 and 7,631.68
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.