Home / 25,511.15-38,266.79-7,741.95

Finding the Fourth Proportional to 25,511.15, 38,266.79 and 7,741.95

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Solution

The fourth proportional to 25,511.15, 38,266.79 and 7,741.95 is: 11,612.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,511.15 : 38,266.79 = 7,741.95 : x
  2. Step 2: Convert to fraction form
    25,511.15/38,266.79 = 7,741.95/x
  3. Step 3: Cross multiply
    25,511.15x = 38,266.79 × 7,741.95
  4. Step 4: Simplify right side
    25,511.15x = 296,259,594.20
  5. Step 5: Solve for x
    x = 296,259,594.20/25,511.15
  6. Step 6: Final answer
    x = 11,612.95

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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.