Home / 25,891.18-38,836.76-11,090.50

Finding the Fourth Proportional to 25,891.18, 38,836.76 and 11,090.50

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Solution

The fourth proportional to 25,891.18, 38,836.76 and 11,090.50 is: 16,635.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,891.18 : 38,836.76 = 11,090.50 : x
  2. Step 2: Convert to fraction form
    25,891.18/38,836.76 = 11,090.50/x
  3. Step 3: Cross multiply
    25,891.18x = 38,836.76 × 11,090.50
  4. Step 4: Simplify right side
    25,891.18x = 430,718,934.24
  5. Step 5: Solve for x
    x = 430,718,934.24/25,891.18
  6. Step 6: Final answer
    x = 16,635.74

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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.