Home / 16,247.30-22,411.92-9,782.44

Finding the Fourth Proportional to 16,247.30, 22,411.92 and 9,782.44

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Solution

The fourth proportional to 16,247.30, 22,411.92 and 9,782.44 is: 13,494.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,247.30 : 22,411.92 = 9,782.44 : x
  2. Step 2: Convert to fraction form
    16,247.30/22,411.92 = 9,782.44/x
  3. Step 3: Cross multiply
    16,247.30x = 22,411.92 × 9,782.44
  4. Step 4: Simplify right side
    16,247.30x = 219,243,318.71
  5. Step 5: Solve for x
    x = 219,243,318.71/16,247.30
  6. Step 6: Final answer
    x = 13,494.14

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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.