Home / 15,862.60-23,826.30-15,311.80

Finding the Fourth Proportional to 15,862.60, 23,826.30 and 15,311.80

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Solution

The fourth proportional to 15,862.60, 23,826.30 and 15,311.80 is: 22,998.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,862.60 : 23,826.30 = 15,311.80 : x
  2. Step 2: Convert to fraction form
    15,862.60/23,826.30 = 15,311.80/x
  3. Step 3: Cross multiply
    15,862.60x = 23,826.30 × 15,311.80
  4. Step 4: Simplify right side
    15,862.60x = 364,823,540.34
  5. Step 5: Solve for x
    x = 364,823,540.34/15,862.60
  6. Step 6: Final answer
    x = 22,998.97

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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.