Home / 47,639.28-65,742.48-27,496.92

Finding the Fourth Proportional to 47,639.28, 65,742.48 and 27,496.92

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Solution

The fourth proportional to 47,639.28, 65,742.48 and 27,496.92 is: 37,945.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,639.28 : 65,742.48 = 27,496.92 : x
  2. Step 2: Convert to fraction form
    47,639.28/65,742.48 = 27,496.92/x
  3. Step 3: Cross multiply
    47,639.28x = 65,742.48 × 27,496.92
  4. Step 4: Simplify right side
    47,639.28x = 1,807,715,713.16
  5. Step 5: Solve for x
    x = 1,807,715,713.16/47,639.28
  6. Step 6: Final answer
    x = 37,945.91

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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.