Home / 39,466.47-54,447.60-29,142.95

Finding the Fourth Proportional to 39,466.47, 54,447.60 and 29,142.95

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Solution

The fourth proportional to 39,466.47, 54,447.60 and 29,142.95 is: 40,205.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,466.47 : 54,447.60 = 29,142.95 : x
  2. Step 2: Convert to fraction form
    39,466.47/54,447.60 = 29,142.95/x
  3. Step 3: Cross multiply
    39,466.47x = 54,447.60 × 29,142.95
  4. Step 4: Simplify right side
    39,466.47x = 1,586,763,412.18
  5. Step 5: Solve for x
    x = 1,586,763,412.18/39,466.47
  6. Step 6: Final answer
    x = 40,205.35

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1.5x scale

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.