Home / 25,937.92-38,900.66-11,889.18

Finding the Fourth Proportional to 25,937.92, 38,900.66 and 11,889.18

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Solution

The fourth proportional to 25,937.92, 38,900.66 and 11,889.18 is: 17,830.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,937.92 : 38,900.66 = 11,889.18 : x
  2. Step 2: Convert to fraction form
    25,937.92/38,900.66 = 11,889.18/x
  3. Step 3: Cross multiply
    25,937.92x = 38,900.66 × 11,889.18
  4. Step 4: Simplify right side
    25,937.92x = 462,496,889.41
  5. Step 5: Solve for x
    x = 462,496,889.41/25,937.92
  6. Step 6: Final answer
    x = 17,830.92

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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.