Home / 42,282.73-63,431.30-14,574.25

Finding the Fourth Proportional to 42,282.73, 63,431.30 and 14,574.25

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Solution

The fourth proportional to 42,282.73, 63,431.30 and 14,574.25 is: 21,863.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,282.73 : 63,431.30 = 14,574.25 : x
  2. Step 2: Convert to fraction form
    42,282.73/63,431.30 = 14,574.25/x
  3. Step 3: Cross multiply
    42,282.73x = 63,431.30 × 14,574.25
  4. Step 4: Simplify right side
    42,282.73x = 924,463,624.03
  5. Step 5: Solve for x
    x = 924,463,624.03/42,282.73
  6. Step 6: Final answer
    x = 21,863.86

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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.