Home / 25,767.32-38,650.47-8,237.13

Finding the Fourth Proportional to 25,767.32, 38,650.47 and 8,237.13

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Solution

The fourth proportional to 25,767.32, 38,650.47 and 8,237.13 is: 12,355.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,767.32 : 38,650.47 = 8,237.13 : x
  2. Step 2: Convert to fraction form
    25,767.32/38,650.47 = 8,237.13/x
  3. Step 3: Cross multiply
    25,767.32x = 38,650.47 × 8,237.13
  4. Step 4: Simplify right side
    25,767.32x = 318,368,770.12
  5. Step 5: Solve for x
    x = 318,368,770.12/25,767.32
  6. Step 6: Final answer
    x = 12,355.53

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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.