Home / 66,475.68-99,714.93-27,005.59

Finding the Fourth Proportional to 66,475.68, 99,714.93 and 27,005.59

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Solution

The fourth proportional to 66,475.68, 99,714.93 and 27,005.59 is: 40,508.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,475.68 : 99,714.93 = 27,005.59 : x
  2. Step 2: Convert to fraction form
    66,475.68/99,714.93 = 27,005.59/x
  3. Step 3: Cross multiply
    66,475.68x = 99,714.93 × 27,005.59
  4. Step 4: Simplify right side
    66,475.68x = 2,692,860,516.46
  5. Step 5: Solve for x
    x = 2,692,860,516.46/66,475.68
  6. Step 6: Final answer
    x = 40,508.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.