Home / 47,710.08-65,731.60-36,917.85

Finding the Fourth Proportional to 47,710.08, 65,731.60 and 36,917.85

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Solution

The fourth proportional to 47,710.08, 65,731.60 and 36,917.85 is: 50,862.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,710.08 : 65,731.60 = 36,917.85 : x
  2. Step 2: Convert to fraction form
    47,710.08/65,731.60 = 36,917.85/x
  3. Step 3: Cross multiply
    47,710.08x = 65,731.60 × 36,917.85
  4. Step 4: Simplify right side
    47,710.08x = 2,426,669,349.06
  5. Step 5: Solve for x
    x = 2,426,669,349.06/47,710.08
  6. Step 6: Final answer
    x = 50,862.82

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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.