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Finding the Fourth Proportional to 14,957.51, 22,436.01 and 4,427.49

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Solution

The fourth proportional to 14,957.51, 22,436.01 and 4,427.49 is: 6,641.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,957.51 : 22,436.01 = 4,427.49 : x
  2. Step 2: Convert to fraction form
    14,957.51/22,436.01 = 4,427.49/x
  3. Step 3: Cross multiply
    14,957.51x = 22,436.01 × 4,427.49
  4. Step 4: Simplify right side
    14,957.51x = 99,335,117.20
  5. Step 5: Solve for x
    x = 99,335,117.20/14,957.51
  6. Step 6: Final answer
    x = 6,641.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.