Home / 52,019.58-71,787.20-28,146.25

Finding the Fourth Proportional to 52,019.58, 71,787.20 and 28,146.25

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Solution

The fourth proportional to 52,019.58, 71,787.20 and 28,146.25 is: 38,841.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,019.58 : 71,787.20 = 28,146.25 : x
  2. Step 2: Convert to fraction form
    52,019.58/71,787.20 = 28,146.25/x
  3. Step 3: Cross multiply
    52,019.58x = 71,787.20 × 28,146.25
  4. Step 4: Simplify right side
    52,019.58x = 2,020,540,263.35
  5. Step 5: Solve for x
    x = 2,020,540,263.35/52,019.58
  6. Step 6: Final answer
    x = 38,841.92

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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.