Home / 22,558.98-31,127.10-14,600.10

Finding the Fourth Proportional to 22,558.98, 31,127.10 and 14,600.10

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Solution

The fourth proportional to 22,558.98, 31,127.10 and 14,600.10 is: 20,145.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,558.98 : 31,127.10 = 14,600.10 : x
  2. Step 2: Convert to fraction form
    22,558.98/31,127.10 = 14,600.10/x
  3. Step 3: Cross multiply
    22,558.98x = 31,127.10 × 14,600.10
  4. Step 4: Simplify right side
    22,558.98x = 454,458,772.71
  5. Step 5: Solve for x
    x = 454,458,772.71/22,558.98
  6. Step 6: Final answer
    x = 20,145.36

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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.