Home / 47,586.87-65,665.13-28,462.77

Finding the Fourth Proportional to 47,586.87, 65,665.13 and 28,462.77

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Solution

The fourth proportional to 47,586.87, 65,665.13 and 28,462.77 is: 39,275.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,586.87 : 65,665.13 = 28,462.77 : x
  2. Step 2: Convert to fraction form
    47,586.87/65,665.13 = 28,462.77/x
  3. Step 3: Cross multiply
    47,586.87x = 65,665.13 × 28,462.77
  4. Step 4: Simplify right side
    47,586.87x = 1,869,011,349.90
  5. Step 5: Solve for x
    x = 1,869,011,349.90/47,586.87
  6. Step 6: Final answer
    x = 39,275.78

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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.