Home / 22,557.48-31,127.94-12,483.24

Finding the Fourth Proportional to 22,557.48, 31,127.94 and 12,483.24

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Solution

The fourth proportional to 22,557.48, 31,127.94 and 12,483.24 is: 17,226.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,557.48 : 31,127.94 = 12,483.24 : x
  2. Step 2: Convert to fraction form
    22,557.48/31,127.94 = 12,483.24/x
  3. Step 3: Cross multiply
    22,557.48x = 31,127.94 × 12,483.24
  4. Step 4: Simplify right side
    22,557.48x = 388,577,545.73
  5. Step 5: Solve for x
    x = 388,577,545.73/22,557.48
  6. Step 6: Final answer
    x = 17,226.11

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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.