Home / 52,454.90-72,386.82-28,581.74

Finding the Fourth Proportional to 52,454.90, 72,386.82 and 28,581.74

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Solution

The fourth proportional to 52,454.90, 72,386.82 and 28,581.74 is: 39,442.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,454.90 : 72,386.82 = 28,581.74 : x
  2. Step 2: Convert to fraction form
    52,454.90/72,386.82 = 28,581.74/x
  3. Step 3: Cross multiply
    52,454.90x = 72,386.82 × 28,581.74
  4. Step 4: Simplify right side
    52,454.90x = 2,068,941,268.67
  5. Step 5: Solve for x
    x = 2,068,941,268.67/52,454.90
  6. Step 6: Final answer
    x = 39,442.29

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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.