Home / 38,160.99-57,167.37-21,470.13

Finding the Fourth Proportional to 38,160.99, 57,167.37 and 21,470.13

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Solution

The fourth proportional to 38,160.99, 57,167.37 and 21,470.13 is: 32,163.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,160.99 : 57,167.37 = 21,470.13 : x
  2. Step 2: Convert to fraction form
    38,160.99/57,167.37 = 21,470.13/x
  3. Step 3: Cross multiply
    38,160.99x = 57,167.37 × 21,470.13
  4. Step 4: Simplify right side
    38,160.99x = 1,227,390,865.66
  5. Step 5: Solve for x
    x = 1,227,390,865.66/38,160.99
  6. Step 6: Final answer
    x = 32,163.50

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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.