Home / 45,750.27-68,585.91-17,689.98

Finding the Fourth Proportional to 45,750.27, 68,585.91 and 17,689.98

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Solution

The fourth proportional to 45,750.27, 68,585.91 and 17,689.98 is: 26,519.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,750.27 : 68,585.91 = 17,689.98 : x
  2. Step 2: Convert to fraction form
    45,750.27/68,585.91 = 17,689.98/x
  3. Step 3: Cross multiply
    45,750.27x = 68,585.91 × 17,689.98
  4. Step 4: Simplify right side
    45,750.27x = 1,213,283,376.18
  5. Step 5: Solve for x
    x = 1,213,283,376.18/45,750.27
  6. Step 6: Final answer
    x = 26,519.70

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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.