Home / 38,248.40-52,752.84-28,171.28

Finding the Fourth Proportional to 38,248.40, 52,752.84 and 28,171.28

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Solution

The fourth proportional to 38,248.40, 52,752.84 and 28,171.28 is: 38,854.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,248.40 : 52,752.84 = 28,171.28 : x
  2. Step 2: Convert to fraction form
    38,248.40/52,752.84 = 28,171.28/x
  3. Step 3: Cross multiply
    38,248.40x = 52,752.84 × 28,171.28
  4. Step 4: Simplify right side
    38,248.40x = 1,486,115,026.44
  5. Step 5: Solve for x
    x = 1,486,115,026.44/38,248.40
  6. Step 6: Final answer
    x = 38,854.31

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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.