Home / 25,858.15-38,793.29-8,327.32

Finding the Fourth Proportional to 25,858.15, 38,793.29 and 8,327.32

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Solution

The fourth proportional to 25,858.15, 38,793.29 and 8,327.32 is: 12,492.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,858.15 : 38,793.29 = 8,327.32 : x
  2. Step 2: Convert to fraction form
    25,858.15/38,793.29 = 8,327.32/x
  3. Step 3: Cross multiply
    25,858.15x = 38,793.29 × 8,327.32
  4. Step 4: Simplify right side
    25,858.15x = 323,044,139.68
  5. Step 5: Solve for x
    x = 323,044,139.68/25,858.15
  6. Step 6: Final answer
    x = 12,492.93

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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.