Home / 38,313.17-57,421.09-17,230.69

Finding the Fourth Proportional to 38,313.17, 57,421.09 and 17,230.69

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Solution

The fourth proportional to 38,313.17, 57,421.09 and 17,230.69 is: 25,824.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,313.17 : 57,421.09 = 17,230.69 : x
  2. Step 2: Convert to fraction form
    38,313.17/57,421.09 = 17,230.69/x
  3. Step 3: Cross multiply
    38,313.17x = 57,421.09 × 17,230.69
  4. Step 4: Simplify right side
    38,313.17x = 989,405,001.25
  5. Step 5: Solve for x
    x = 989,405,001.25/38,313.17
  6. Step 6: Final answer
    x = 25,824.15

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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.