Home / 15,708.08-23,562.12-7,382.90

Finding the Fourth Proportional to 15,708.08, 23,562.12 and 7,382.90

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Solution

The fourth proportional to 15,708.08, 23,562.12 and 7,382.90 is: 11,074.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,708.08 : 23,562.12 = 7,382.90 : x
  2. Step 2: Convert to fraction form
    15,708.08/23,562.12 = 7,382.90/x
  3. Step 3: Cross multiply
    15,708.08x = 23,562.12 × 7,382.90
  4. Step 4: Simplify right side
    15,708.08x = 173,956,775.75
  5. Step 5: Solve for x
    x = 173,956,775.75/15,708.08
  6. Step 6: Final answer
    x = 11,074.35

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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.