Home / 47,715.60-65,856.24-27,569.76

Finding the Fourth Proportional to 47,715.60, 65,856.24 and 27,569.76

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Solution

The fourth proportional to 47,715.60, 65,856.24 and 27,569.76 is: 38,051.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,715.60 : 65,856.24 = 27,569.76 : x
  2. Step 2: Convert to fraction form
    47,715.60/65,856.24 = 27,569.76/x
  3. Step 3: Cross multiply
    47,715.60x = 65,856.24 × 27,569.76
  4. Step 4: Simplify right side
    47,715.60x = 1,815,640,731.30
  5. Step 5: Solve for x
    x = 1,815,640,731.30/47,715.60
  6. Step 6: Final answer
    x = 38,051.30

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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.