Home / 48,170.34-66,497.38-28,019.88

Finding the Fourth Proportional to 48,170.34, 66,497.38 and 28,019.88

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Solution

The fourth proportional to 48,170.34, 66,497.38 and 28,019.88 is: 38,680.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,170.34 : 66,497.38 = 28,019.88 : x
  2. Step 2: Convert to fraction form
    48,170.34/66,497.38 = 28,019.88/x
  3. Step 3: Cross multiply
    48,170.34x = 66,497.38 × 28,019.88
  4. Step 4: Simplify right side
    48,170.34x = 1,863,248,607.91
  5. Step 5: Solve for x
    x = 1,863,248,607.91/48,170.34
  6. Step 6: Final answer
    x = 38,680.41

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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.