Home / 25,922.93-38,890.56-8,392.76

Finding the Fourth Proportional to 25,922.93, 38,890.56 and 8,392.76

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Solution

The fourth proportional to 25,922.93, 38,890.56 and 8,392.76 is: 12,591.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,922.93 : 38,890.56 = 8,392.76 : x
  2. Step 2: Convert to fraction form
    25,922.93/38,890.56 = 8,392.76/x
  3. Step 3: Cross multiply
    25,922.93x = 38,890.56 × 8,392.76
  4. Step 4: Simplify right side
    25,922.93x = 326,398,941.89
  5. Step 5: Solve for x
    x = 326,398,941.89/25,922.93
  6. Step 6: Final answer
    x = 12,591.13

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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.