Home / 22,463.52-30,992.40-12,902.28

Finding the Fourth Proportional to 22,463.52, 30,992.40 and 12,902.28

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Solution

The fourth proportional to 22,463.52, 30,992.40 and 12,902.28 is: 17,800.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,463.52 : 30,992.40 = 12,902.28 : x
  2. Step 2: Convert to fraction form
    22,463.52/30,992.40 = 12,902.28/x
  3. Step 3: Cross multiply
    22,463.52x = 30,992.40 × 12,902.28
  4. Step 4: Simplify right side
    22,463.52x = 399,872,622.67
  5. Step 5: Solve for x
    x = 399,872,622.67/22,463.52
  6. Step 6: Final answer
    x = 17,800.98

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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.