Home / 51,707.28-77,561.28-23,621.52

Finding the Fourth Proportional to 51,707.28, 77,561.28 and 23,621.52

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Solution

The fourth proportional to 51,707.28, 77,561.28 and 23,621.52 is: 35,432.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,707.28 : 77,561.28 = 23,621.52 : x
  2. Step 2: Convert to fraction form
    51,707.28/77,561.28 = 23,621.52/x
  3. Step 3: Cross multiply
    51,707.28x = 77,561.28 × 23,621.52
  4. Step 4: Simplify right side
    51,707.28x = 1,832,115,326.75
  5. Step 5: Solve for x
    x = 1,832,115,326.75/51,707.28
  6. Step 6: Final answer
    x = 35,432.44

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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.