Home / 15,500.32-23,247.12-9,945.76

Finding the Fourth Proportional to 15,500.32, 23,247.12 and 9,945.76

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Solution

The fourth proportional to 15,500.32, 23,247.12 and 9,945.76 is: 14,916.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,500.32 : 23,247.12 = 9,945.76 : x
  2. Step 2: Convert to fraction form
    15,500.32/23,247.12 = 9,945.76/x
  3. Step 3: Cross multiply
    15,500.32x = 23,247.12 × 9,945.76
  4. Step 4: Simplify right side
    15,500.32x = 231,210,276.21
  5. Step 5: Solve for x
    x = 231,210,276.21/15,500.32
  6. Step 6: Final answer
    x = 14,916.48

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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.