Home / 22,666.84-31,280.25-13,233.58

Finding the Fourth Proportional to 22,666.84, 31,280.25 and 13,233.58

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Solution

The fourth proportional to 22,666.84, 31,280.25 and 13,233.58 is: 18,262.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,666.84 : 31,280.25 = 13,233.58 : x
  2. Step 2: Convert to fraction form
    22,666.84/31,280.25 = 13,233.58/x
  3. Step 3: Cross multiply
    22,666.84x = 31,280.25 × 13,233.58
  4. Step 4: Simplify right side
    22,666.84x = 413,949,690.80
  5. Step 5: Solve for x
    x = 413,949,690.80/22,666.84
  6. Step 6: Final answer
    x = 18,262.35

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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.