Home / 39,577.20-59,236.20-30,764.40

Finding the Fourth Proportional to 39,577.20, 59,236.20 and 30,764.40

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Solution

The fourth proportional to 39,577.20, 59,236.20 and 30,764.40 is: 46,045.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,577.20 : 59,236.20 = 30,764.40 : x
  2. Step 2: Convert to fraction form
    39,577.20/59,236.20 = 30,764.40/x
  3. Step 3: Cross multiply
    39,577.20x = 59,236.20 × 30,764.40
  4. Step 4: Simplify right side
    39,577.20x = 1,822,366,151.28
  5. Step 5: Solve for x
    x = 1,822,366,151.28/39,577.20
  6. Step 6: Final answer
    x = 46,045.86

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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.