Home / 48,397.68-66,759.84-30,461.55

Finding the Fourth Proportional to 48,397.68, 66,759.84 and 30,461.55

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Solution

The fourth proportional to 48,397.68, 66,759.84 and 30,461.55 is: 42,018.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,397.68 : 66,759.84 = 30,461.55 : x
  2. Step 2: Convert to fraction form
    48,397.68/66,759.84 = 30,461.55/x
  3. Step 3: Cross multiply
    48,397.68x = 66,759.84 × 30,461.55
  4. Step 4: Simplify right side
    48,397.68x = 2,033,608,204.15
  5. Step 5: Solve for x
    x = 2,033,608,204.15/48,397.68
  6. Step 6: Final answer
    x = 42,018.71

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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.