Home / 57,565.03-86,340.48-15,448.42

Finding the Fourth Proportional to 57,565.03, 86,340.48 and 15,448.42

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Solution

The fourth proportional to 57,565.03, 86,340.48 and 15,448.42 is: 23,170.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,565.03 : 86,340.48 = 15,448.42 : x
  2. Step 2: Convert to fraction form
    57,565.03/86,340.48 = 15,448.42/x
  3. Step 3: Cross multiply
    57,565.03x = 86,340.48 × 15,448.42
  4. Step 4: Simplify right side
    57,565.03x = 1,333,824,134.93
  5. Step 5: Solve for x
    x = 1,333,824,134.93/57,565.03
  6. Step 6: Final answer
    x = 23,170.74

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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.