Home / 14,372.19-19,833.12-7,998.57

Finding the Fourth Proportional to 14,372.19, 19,833.12 and 7,998.57

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Solution

The fourth proportional to 14,372.19, 19,833.12 and 7,998.57 is: 11,037.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,372.19 : 19,833.12 = 7,998.57 : x
  2. Step 2: Convert to fraction form
    14,372.19/19,833.12 = 7,998.57/x
  3. Step 3: Cross multiply
    14,372.19x = 19,833.12 × 7,998.57
  4. Step 4: Simplify right side
    14,372.19x = 158,636,598.64
  5. Step 5: Solve for x
    x = 158,636,598.64/14,372.19
  6. Step 6: Final answer
    x = 11,037.75

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Half scale
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Double scale
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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.