Home / 47,917.28-66,124.48-27,761.28

Finding the Fourth Proportional to 47,917.28, 66,124.48 and 27,761.28

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Solution

The fourth proportional to 47,917.28, 66,124.48 and 27,761.28 is: 38,309.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,917.28 : 66,124.48 = 27,761.28 : x
  2. Step 2: Convert to fraction form
    47,917.28/66,124.48 = 27,761.28/x
  3. Step 3: Cross multiply
    47,917.28x = 66,124.48 × 27,761.28
  4. Step 4: Simplify right side
    47,917.28x = 1,835,700,204.13
  5. Step 5: Solve for x
    x = 1,835,700,204.13/47,917.28
  6. Step 6: Final answer
    x = 38,309.77

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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.