Home / 25,842.17-38,758.37-7,117.54

Finding the Fourth Proportional to 25,842.17, 38,758.37 and 7,117.54

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Solution

The fourth proportional to 25,842.17, 38,758.37 and 7,117.54 is: 10,674.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,842.17 : 38,758.37 = 7,117.54 : x
  2. Step 2: Convert to fraction form
    25,842.17/38,758.37 = 7,117.54/x
  3. Step 3: Cross multiply
    25,842.17x = 38,758.37 × 7,117.54
  4. Step 4: Simplify right side
    25,842.17x = 275,864,116.33
  5. Step 5: Solve for x
    x = 275,864,116.33/25,842.17
  6. Step 6: Final answer
    x = 10,674.96

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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.