Home / 47,854.40-66,042.90-27,711.65

Finding the Fourth Proportional to 47,854.40, 66,042.90 and 27,711.65

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Solution

The fourth proportional to 47,854.40, 66,042.90 and 27,711.65 is: 38,244.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,854.40 : 66,042.90 = 27,711.65 : x
  2. Step 2: Convert to fraction form
    47,854.40/66,042.90 = 27,711.65/x
  3. Step 3: Cross multiply
    47,854.40x = 66,042.90 × 27,711.65
  4. Step 4: Simplify right side
    47,854.40x = 1,830,157,894.89
  5. Step 5: Solve for x
    x = 1,830,157,894.89/47,854.40
  6. Step 6: Final answer
    x = 38,244.30

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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.