Home / 51,792.18-77,635.98-20,182.47

Finding the Fourth Proportional to 51,792.18, 77,635.98 and 20,182.47

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Solution

The fourth proportional to 51,792.18, 77,635.98 and 20,182.47 is: 30,253.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,792.18 : 77,635.98 = 20,182.47 : x
  2. Step 2: Convert to fraction form
    51,792.18/77,635.98 = 20,182.47/x
  3. Step 3: Cross multiply
    51,792.18x = 77,635.98 × 20,182.47
  4. Step 4: Simplify right side
    51,792.18x = 1,566,885,837.27
  5. Step 5: Solve for x
    x = 1,566,885,837.27/51,792.18
  6. Step 6: Final answer
    x = 30,253.33

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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.