Home / 38,230.12-57,351.90-17,455.72

Finding the Fourth Proportional to 38,230.12, 57,351.90 and 17,455.72

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Solution

The fourth proportional to 38,230.12, 57,351.90 and 17,455.72 is: 26,186.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,230.12 : 57,351.90 = 17,455.72 : x
  2. Step 2: Convert to fraction form
    38,230.12/57,351.90 = 17,455.72/x
  3. Step 3: Cross multiply
    38,230.12x = 57,351.90 × 17,455.72
  4. Step 4: Simplify right side
    38,230.12x = 1,001,118,707.87
  5. Step 5: Solve for x
    x = 1,001,118,707.87/38,230.12
  6. Step 6: Final answer
    x = 26,186.65

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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.