Home / 38,535.86-57,808.42-13,570.75

Finding the Fourth Proportional to 38,535.86, 57,808.42 and 13,570.75

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Solution

The fourth proportional to 38,535.86, 57,808.42 and 13,570.75 is: 20,357.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,535.86 : 57,808.42 = 13,570.75 : x
  2. Step 2: Convert to fraction form
    38,535.86/57,808.42 = 13,570.75/x
  3. Step 3: Cross multiply
    38,535.86x = 57,808.42 × 13,570.75
  4. Step 4: Simplify right side
    38,535.86x = 784,503,471.19
  5. Step 5: Solve for x
    x = 784,503,471.19/38,535.86
  6. Step 6: Final answer
    x = 20,357.75

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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.