Home / 39,471.77-54,452.06-28,699.95

Finding the Fourth Proportional to 39,471.77, 54,452.06 and 28,699.95

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Solution

The fourth proportional to 39,471.77, 54,452.06 and 28,699.95 is: 39,592.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,471.77 : 54,452.06 = 28,699.95 : x
  2. Step 2: Convert to fraction form
    39,471.77/54,452.06 = 28,699.95/x
  3. Step 3: Cross multiply
    39,471.77x = 54,452.06 × 28,699.95
  4. Step 4: Simplify right side
    39,471.77x = 1,562,771,255.90
  5. Step 5: Solve for x
    x = 1,562,771,255.90/39,471.77
  6. Step 6: Final answer
    x = 39,592.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.