Home / 47,867.40-71,801.10-26,872.20

Finding the Fourth Proportional to 47,867.40, 71,801.10 and 26,872.20

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Solution

The fourth proportional to 47,867.40, 71,801.10 and 26,872.20 is: 40,308.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,867.40 : 71,801.10 = 26,872.20 : x
  2. Step 2: Convert to fraction form
    47,867.40/71,801.10 = 26,872.20/x
  3. Step 3: Cross multiply
    47,867.40x = 71,801.10 × 26,872.20
  4. Step 4: Simplify right side
    47,867.40x = 1,929,453,519.42
  5. Step 5: Solve for x
    x = 1,929,453,519.42/47,867.40
  6. Step 6: Final answer
    x = 40,308.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.