Home / 45,817.56-68,711.76-14,645.52

Finding the Fourth Proportional to 45,817.56, 68,711.76 and 14,645.52

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Solution

The fourth proportional to 45,817.56, 68,711.76 and 14,645.52 is: 21,963.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,817.56 : 68,711.76 = 14,645.52 : x
  2. Step 2: Convert to fraction form
    45,817.56/68,711.76 = 14,645.52/x
  3. Step 3: Cross multiply
    45,817.56x = 68,711.76 × 14,645.52
  4. Step 4: Simplify right side
    45,817.56x = 1,006,319,455.32
  5. Step 5: Solve for x
    x = 1,006,319,455.32/45,817.56
  6. Step 6: Final answer
    x = 21,963.62

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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.