Home / 22,859.78-31,545.50-14,370.62

Finding the Fourth Proportional to 22,859.78, 31,545.50 and 14,370.62

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Solution

The fourth proportional to 22,859.78, 31,545.50 and 14,370.62 is: 19,830.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,859.78 : 31,545.50 = 14,370.62 : x
  2. Step 2: Convert to fraction form
    22,859.78/31,545.50 = 14,370.62/x
  3. Step 3: Cross multiply
    22,859.78x = 31,545.50 × 14,370.62
  4. Step 4: Simplify right side
    22,859.78x = 453,328,393.21
  5. Step 5: Solve for x
    x = 453,328,393.21/22,859.78
  6. Step 6: Final answer
    x = 19,830.83

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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.