Home / 15,000.27-22,467.60-9,139.11

Finding the Fourth Proportional to 15,000.27, 22,467.60 and 9,139.11

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Solution

The fourth proportional to 15,000.27, 22,467.60 and 9,139.11 is: 13,688.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,000.27 : 22,467.60 = 9,139.11 : x
  2. Step 2: Convert to fraction form
    15,000.27/22,467.60 = 9,139.11/x
  3. Step 3: Cross multiply
    15,000.27x = 22,467.60 × 9,139.11
  4. Step 4: Simplify right side
    15,000.27x = 205,333,867.84
  5. Step 5: Solve for x
    x = 205,333,867.84/15,000.27
  6. Step 6: Final answer
    x = 13,688.68

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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.