Home / 15,555.38-23,326.20-4,459.55

Finding the Fourth Proportional to 15,555.38, 23,326.20 and 4,459.55

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Solution

The fourth proportional to 15,555.38, 23,326.20 and 4,459.55 is: 6,687.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,555.38 : 23,326.20 = 4,459.55 : x
  2. Step 2: Convert to fraction form
    15,555.38/23,326.20 = 4,459.55/x
  3. Step 3: Cross multiply
    15,555.38x = 23,326.20 × 4,459.55
  4. Step 4: Simplify right side
    15,555.38x = 104,024,355.21
  5. Step 5: Solve for x
    x = 104,024,355.21/15,555.38
  6. Step 6: Final answer
    x = 6,687.36

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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.