Home / 17,715.92-24,444.60-10,639.76

Finding the Fourth Proportional to 17,715.92, 24,444.60 and 10,639.76

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Solution

The fourth proportional to 17,715.92, 24,444.60 and 10,639.76 is: 14,680.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,715.92 : 24,444.60 = 10,639.76 : x
  2. Step 2: Convert to fraction form
    17,715.92/24,444.60 = 10,639.76/x
  3. Step 3: Cross multiply
    17,715.92x = 24,444.60 × 10,639.76
  4. Step 4: Simplify right side
    17,715.92x = 260,084,677.30
  5. Step 5: Solve for x
    x = 260,084,677.30/17,715.92
  6. Step 6: Final answer
    x = 14,680.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.