Home / 52,454.77-72,387.60-28,581.45

Finding the Fourth Proportional to 52,454.77, 72,387.60 and 28,581.45

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Solution

The fourth proportional to 52,454.77, 72,387.60 and 28,581.45 is: 39,442.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,454.77 : 72,387.60 = 28,581.45 : x
  2. Step 2: Convert to fraction form
    52,454.77/72,387.60 = 28,581.45/x
  3. Step 3: Cross multiply
    52,454.77x = 72,387.60 × 28,581.45
  4. Step 4: Simplify right side
    52,454.77x = 2,068,942,427.11
  5. Step 5: Solve for x
    x = 2,068,942,427.11/52,454.77
  6. Step 6: Final answer
    x = 39,442.41

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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.