Home / 38,353.23-57,543.66-13,396.95

Finding the Fourth Proportional to 38,353.23, 57,543.66 and 13,396.95

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Solution

The fourth proportional to 38,353.23, 57,543.66 and 13,396.95 is: 20,100.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,353.23 : 57,543.66 = 13,396.95 : x
  2. Step 2: Convert to fraction form
    38,353.23/57,543.66 = 13,396.95/x
  3. Step 3: Cross multiply
    38,353.23x = 57,543.66 × 13,396.95
  4. Step 4: Simplify right side
    38,353.23x = 770,909,535.84
  5. Step 5: Solve for x
    x = 770,909,535.84/38,353.23
  6. Step 6: Final answer
    x = 20,100.25

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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.