Home / 42,867.71-64,304.65-14,787.35

Finding the Fourth Proportional to 42,867.71, 64,304.65 and 14,787.35

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Solution

The fourth proportional to 42,867.71, 64,304.65 and 14,787.35 is: 22,182.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,867.71 : 64,304.65 = 14,787.35 : x
  2. Step 2: Convert to fraction form
    42,867.71/64,304.65 = 14,787.35/x
  3. Step 3: Cross multiply
    42,867.71x = 64,304.65 × 14,787.35
  4. Step 4: Simplify right side
    42,867.71x = 950,895,366.18
  5. Step 5: Solve for x
    x = 950,895,366.18/42,867.71
  6. Step 6: Final answer
    x = 22,182.09

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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.