Home / 34,079.92-51,127.60-10,389.56

Finding the Fourth Proportional to 34,079.92, 51,127.60 and 10,389.56

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Solution

The fourth proportional to 34,079.92, 51,127.60 and 10,389.56 is: 15,586.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,079.92 : 51,127.60 = 10,389.56 : x
  2. Step 2: Convert to fraction form
    34,079.92/51,127.60 = 10,389.56/x
  3. Step 3: Cross multiply
    34,079.92x = 51,127.60 × 10,389.56
  4. Step 4: Simplify right side
    34,079.92x = 531,193,267.86
  5. Step 5: Solve for x
    x = 531,193,267.86/34,079.92
  6. Step 6: Final answer
    x = 15,586.69

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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.