Home / 34,648.89-47,812.11-19,543.92

Finding the Fourth Proportional to 34,648.89, 47,812.11 and 19,543.92

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Solution

The fourth proportional to 34,648.89, 47,812.11 and 19,543.92 is: 26,968.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,648.89 : 47,812.11 = 19,543.92 : x
  2. Step 2: Convert to fraction form
    34,648.89/47,812.11 = 19,543.92/x
  3. Step 3: Cross multiply
    34,648.89x = 47,812.11 × 19,543.92
  4. Step 4: Simplify right side
    34,648.89x = 934,436,052.87
  5. Step 5: Solve for x
    x = 934,436,052.87/34,648.89
  6. Step 6: Final answer
    x = 26,968.72

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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.