Home / 38,099.72-52,573.12-21,966.85

Finding the Fourth Proportional to 38,099.72, 52,573.12 and 21,966.85

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Solution

The fourth proportional to 38,099.72, 52,573.12 and 21,966.85 is: 30,311.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,099.72 : 52,573.12 = 21,966.85 : x
  2. Step 2: Convert to fraction form
    38,099.72/52,573.12 = 21,966.85/x
  3. Step 3: Cross multiply
    38,099.72x = 52,573.12 × 21,966.85
  4. Step 4: Simplify right side
    38,099.72x = 1,154,865,841.07
  5. Step 5: Solve for x
    x = 1,154,865,841.07/38,099.72
  6. Step 6: Final answer
    x = 30,311.66

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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.