Home / 16,398.60-22,633.43-10,429.12

Finding the Fourth Proportional to 16,398.60, 22,633.43 and 10,429.12

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Solution

The fourth proportional to 16,398.60, 22,633.43 and 10,429.12 is: 14,394.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,398.60 : 22,633.43 = 10,429.12 : x
  2. Step 2: Convert to fraction form
    16,398.60/22,633.43 = 10,429.12/x
  3. Step 3: Cross multiply
    16,398.60x = 22,633.43 × 10,429.12
  4. Step 4: Simplify right side
    16,398.60x = 236,046,726.97
  5. Step 5: Solve for x
    x = 236,046,726.97/16,398.60
  6. Step 6: Final answer
    x = 14,394.32

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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.