Home / 22,592.39-31,177.73-12,521.06

Finding the Fourth Proportional to 22,592.39, 31,177.73 and 12,521.06

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Solution

The fourth proportional to 22,592.39, 31,177.73 and 12,521.06 is: 17,279.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,592.39 : 31,177.73 = 12,521.06 : x
  2. Step 2: Convert to fraction form
    22,592.39/31,177.73 = 12,521.06/x
  3. Step 3: Cross multiply
    22,592.39x = 31,177.73 × 12,521.06
  4. Step 4: Simplify right side
    22,592.39x = 390,378,087.76
  5. Step 5: Solve for x
    x = 390,378,087.76/22,592.39
  6. Step 6: Final answer
    x = 17,279.18

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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.