Home / 38,377.18-52,967.28-28,734.94

Finding the Fourth Proportional to 38,377.18, 52,967.28 and 28,734.94

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Solution

The fourth proportional to 38,377.18, 52,967.28 and 28,734.94 is: 39,659.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,377.18 : 52,967.28 = 28,734.94 : x
  2. Step 2: Convert to fraction form
    38,377.18/52,967.28 = 28,734.94/x
  3. Step 3: Cross multiply
    38,377.18x = 52,967.28 × 28,734.94
  4. Step 4: Simplify right side
    38,377.18x = 1,522,011,612.76
  5. Step 5: Solve for x
    x = 1,522,011,612.76/38,377.18
  6. Step 6: Final answer
    x = 39,659.29

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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.