Home / 42,963.14-64,436.14-14,497.31

Finding the Fourth Proportional to 42,963.14, 64,436.14 and 14,497.31

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Solution

The fourth proportional to 42,963.14, 64,436.14 and 14,497.31 is: 21,743.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,963.14 : 64,436.14 = 14,497.31 : x
  2. Step 2: Convert to fraction form
    42,963.14/64,436.14 = 14,497.31/x
  3. Step 3: Cross multiply
    42,963.14x = 64,436.14 × 14,497.31
  4. Step 4: Simplify right side
    42,963.14x = 934,150,876.00
  5. Step 5: Solve for x
    x = 934,150,876.00/42,963.14
  6. Step 6: Final answer
    x = 21,743.08

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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.