Home / 15,538.60-23,307.90-14,858.20

Finding the Fourth Proportional to 15,538.60, 23,307.90 and 14,858.20

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Solution

The fourth proportional to 15,538.60, 23,307.90 and 14,858.20 is: 22,287.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,538.60 : 23,307.90 = 14,858.20 : x
  2. Step 2: Convert to fraction form
    15,538.60/23,307.90 = 14,858.20/x
  3. Step 3: Cross multiply
    15,538.60x = 23,307.90 × 14,858.20
  4. Step 4: Simplify right side
    15,538.60x = 346,313,439.78
  5. Step 5: Solve for x
    x = 346,313,439.78/15,538.60
  6. Step 6: Final answer
    x = 22,287.30

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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.