Home / 38,031.75-57,047.76-10,329.75

Finding the Fourth Proportional to 38,031.75, 57,047.76 and 10,329.75

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Solution

The fourth proportional to 38,031.75, 57,047.76 and 10,329.75 is: 15,494.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,031.75 : 57,047.76 = 10,329.75 : x
  2. Step 2: Convert to fraction form
    38,031.75/57,047.76 = 10,329.75/x
  3. Step 3: Cross multiply
    38,031.75x = 57,047.76 × 10,329.75
  4. Step 4: Simplify right side
    38,031.75x = 589,289,098.86
  5. Step 5: Solve for x
    x = 589,289,098.86/38,031.75
  6. Step 6: Final answer
    x = 15,494.66

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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.