Home / 47,762.42-71,545.16-27,981

Finding the Fourth Proportional to 47,762.42, 71,545.16 and 27,981

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Solution

The fourth proportional to 47,762.42, 71,545.16 and 27,981 is: 41,913.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,762.42 : 71,545.16 = 27,981 : x
  2. Step 2: Convert to fraction form
    47,762.42/71,545.16 = 27,981/x
  3. Step 3: Cross multiply
    47,762.42x = 71,545.16 × 27,981
  4. Step 4: Simplify right side
    47,762.42x = 2,001,904,982.06
  5. Step 5: Solve for x
    x = 2,001,904,982.06/47,762.42
  6. Step 6: Final answer
    x = 41,913.81

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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.