Home / 51,721.71-77,519.85-23,603.23

Finding the Fourth Proportional to 51,721.71, 77,519.85 and 23,603.23

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Solution

The fourth proportional to 51,721.71, 77,519.85 and 23,603.23 is: 35,376.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,721.71 : 77,519.85 = 23,603.23 : x
  2. Step 2: Convert to fraction form
    51,721.71/77,519.85 = 23,603.23/x
  3. Step 3: Cross multiply
    51,721.71x = 77,519.85 × 23,603.23
  4. Step 4: Simplify right side
    51,721.71x = 1,829,718,849.12
  5. Step 5: Solve for x
    x = 1,829,718,849.12/51,721.71
  6. Step 6: Final answer
    x = 35,376.22

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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.