Home / 31,862.20-47,793.30-26,678.20

Finding the Fourth Proportional to 31,862.20, 47,793.30 and 26,678.20

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Solution

The fourth proportional to 31,862.20, 47,793.30 and 26,678.20 is: 40,017.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,862.20 : 47,793.30 = 26,678.20 : x
  2. Step 2: Convert to fraction form
    31,862.20/47,793.30 = 26,678.20/x
  3. Step 3: Cross multiply
    31,862.20x = 47,793.30 × 26,678.20
  4. Step 4: Simplify right side
    31,862.20x = 1,275,039,216.06
  5. Step 5: Solve for x
    x = 1,275,039,216.06/31,862.20
  6. Step 6: Final answer
    x = 40,017.30

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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.