Home / 34,108.16-47,070.68-19,000.82

Finding the Fourth Proportional to 34,108.16, 47,070.68 and 19,000.82

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Solution

The fourth proportional to 34,108.16, 47,070.68 and 19,000.82 is: 26,221.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,108.16 : 47,070.68 = 19,000.82 : x
  2. Step 2: Convert to fraction form
    34,108.16/47,070.68 = 19,000.82/x
  3. Step 3: Cross multiply
    34,108.16x = 47,070.68 × 19,000.82
  4. Step 4: Simplify right side
    34,108.16x = 894,381,517.96
  5. Step 5: Solve for x
    x = 894,381,517.96/34,108.16
  6. Step 6: Final answer
    x = 26,221.92

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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.