Home / 35,444.97-48,915.32-20,340.70

Finding the Fourth Proportional to 35,444.97, 48,915.32 and 20,340.70

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Solution

The fourth proportional to 35,444.97, 48,915.32 and 20,340.70 is: 28,070.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,444.97 : 48,915.32 = 20,340.70 : x
  2. Step 2: Convert to fraction form
    35,444.97/48,915.32 = 20,340.70/x
  3. Step 3: Cross multiply
    35,444.97x = 48,915.32 × 20,340.70
  4. Step 4: Simplify right side
    35,444.97x = 994,971,625.53
  5. Step 5: Solve for x
    x = 994,971,625.53/35,444.97
  6. Step 6: Final answer
    x = 28,070.88

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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.