Home / 16,508.46-22,785.63-9,438.99

Finding the Fourth Proportional to 16,508.46, 22,785.63 and 9,438.99

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Solution

The fourth proportional to 16,508.46, 22,785.63 and 9,438.99 is: 13,028.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,508.46 : 22,785.63 = 9,438.99 : x
  2. Step 2: Convert to fraction form
    16,508.46/22,785.63 = 9,438.99/x
  3. Step 3: Cross multiply
    16,508.46x = 22,785.63 × 9,438.99
  4. Step 4: Simplify right side
    16,508.46x = 215,073,333.71
  5. Step 5: Solve for x
    x = 215,073,333.71/16,508.46
  6. Step 6: Final answer
    x = 13,028.07

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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.