Home / 22,630.93-31,251.70-14,578.59

Finding the Fourth Proportional to 22,630.93, 31,251.70 and 14,578.59

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Solution

The fourth proportional to 22,630.93, 31,251.70 and 14,578.59 is: 20,131.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,630.93 : 31,251.70 = 14,578.59 : x
  2. Step 2: Convert to fraction form
    22,630.93/31,251.70 = 14,578.59/x
  3. Step 3: Cross multiply
    22,630.93x = 31,251.70 × 14,578.59
  4. Step 4: Simplify right side
    22,630.93x = 455,605,721.10
  5. Step 5: Solve for x
    x = 455,605,721.10/22,630.93
  6. Step 6: Final answer
    x = 20,131.99

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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.