Home / 51,731.19-77,572.22-23,642.91

Finding the Fourth Proportional to 51,731.19, 77,572.22 and 23,642.91

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Solution

The fourth proportional to 51,731.19, 77,572.22 and 23,642.91 is: 35,453.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,731.19 : 77,572.22 = 23,642.91 : x
  2. Step 2: Convert to fraction form
    51,731.19/77,572.22 = 23,642.91/x
  3. Step 3: Cross multiply
    51,731.19x = 77,572.22 × 23,642.91
  4. Step 4: Simplify right side
    51,731.19x = 1,834,032,897.75
  5. Step 5: Solve for x
    x = 1,834,032,897.75/51,731.19
  6. Step 6: Final answer
    x = 35,453.14

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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.