Home / 15,537.81-23,306.59-9,299.55

Finding the Fourth Proportional to 15,537.81, 23,306.59 and 9,299.55

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Solution

The fourth proportional to 15,537.81, 23,306.59 and 9,299.55 is: 13,949.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,537.81 : 23,306.59 = 9,299.55 : x
  2. Step 2: Convert to fraction form
    15,537.81/23,306.59 = 9,299.55/x
  3. Step 3: Cross multiply
    15,537.81x = 23,306.59 × 9,299.55
  4. Step 4: Simplify right side
    15,537.81x = 216,740,799.03
  5. Step 5: Solve for x
    x = 216,740,799.03/15,537.81
  6. Step 6: Final answer
    x = 13,949.25

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.