Home / 38,061.40-57,087.06-17,280.12

Finding the Fourth Proportional to 38,061.40, 57,087.06 and 17,280.12

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Solution

The fourth proportional to 38,061.40, 57,087.06 and 17,280.12 is: 25,917.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,061.40 : 57,087.06 = 17,280.12 : x
  2. Step 2: Convert to fraction form
    38,061.40/57,087.06 = 17,280.12/x
  3. Step 3: Cross multiply
    38,061.40x = 57,087.06 × 17,280.12
  4. Step 4: Simplify right side
    38,061.40x = 986,471,247.25
  5. Step 5: Solve for x
    x = 986,471,247.25/38,061.40
  6. Step 6: Final answer
    x = 25,917.89

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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.