Home / 14,300.56-19,743.96-11,654.28

Finding the Fourth Proportional to 14,300.56, 19,743.96 and 11,654.28

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Solution

The fourth proportional to 14,300.56, 19,743.96 and 11,654.28 is: 16,090.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,300.56 : 19,743.96 = 11,654.28 : x
  2. Step 2: Convert to fraction form
    14,300.56/19,743.96 = 11,654.28/x
  3. Step 3: Cross multiply
    14,300.56x = 19,743.96 × 11,654.28
  4. Step 4: Simplify right side
    14,300.56x = 230,101,638.15
  5. Step 5: Solve for x
    x = 230,101,638.15/14,300.56
  6. Step 6: Final answer
    x = 16,090.39

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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.