Home / 47,971.32-66,205.28-27,834.36

Finding the Fourth Proportional to 47,971.32, 66,205.28 and 27,834.36

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Solution

The fourth proportional to 47,971.32, 66,205.28 and 27,834.36 is: 38,414.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,971.32 : 66,205.28 = 27,834.36 : x
  2. Step 2: Convert to fraction form
    47,971.32/66,205.28 = 27,834.36/x
  3. Step 3: Cross multiply
    47,971.32x = 66,205.28 × 27,834.36
  4. Step 4: Simplify right side
    47,971.32x = 1,842,781,597.42
  5. Step 5: Solve for x
    x = 1,842,781,597.42/47,971.32
  6. Step 6: Final answer
    x = 38,414.24

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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.