Home / 47,005.20-64,854.24-30,247.92

Finding the Fourth Proportional to 47,005.20, 64,854.24 and 30,247.92

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Solution

The fourth proportional to 47,005.20, 64,854.24 and 30,247.92 is: 41,733.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,005.20 : 64,854.24 = 30,247.92 : x
  2. Step 2: Convert to fraction form
    47,005.20/64,854.24 = 30,247.92/x
  3. Step 3: Cross multiply
    47,005.20x = 64,854.24 × 30,247.92
  4. Step 4: Simplify right side
    47,005.20x = 1,961,705,863.18
  5. Step 5: Solve for x
    x = 1,961,705,863.18/47,005.20
  6. Step 6: Final answer
    x = 41,733.81

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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.