Home / 25,767.93-38,651.40-8,237.76

Finding the Fourth Proportional to 25,767.93, 38,651.40 and 8,237.76

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Solution

The fourth proportional to 25,767.93, 38,651.40 and 8,237.76 is: 12,356.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,767.93 : 38,651.40 = 8,237.76 : x
  2. Step 2: Convert to fraction form
    25,767.93/38,651.40 = 8,237.76/x
  3. Step 3: Cross multiply
    25,767.93x = 38,651.40 × 8,237.76
  4. Step 4: Simplify right side
    25,767.93x = 318,400,956.86
  5. Step 5: Solve for x
    x = 318,400,956.86/25,767.93
  6. Step 6: Final answer
    x = 12,356.48

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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.