Home / 12,350.75-18,529.14-4,031.15

Finding the Fourth Proportional to 12,350.75, 18,529.14 and 4,031.15

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Solution

The fourth proportional to 12,350.75, 18,529.14 and 4,031.15 is: 6,047.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,350.75 : 18,529.14 = 4,031.15 : x
  2. Step 2: Convert to fraction form
    12,350.75/18,529.14 = 4,031.15/x
  3. Step 3: Cross multiply
    12,350.75x = 18,529.14 × 4,031.15
  4. Step 4: Simplify right side
    12,350.75x = 74,693,742.71
  5. Step 5: Solve for x
    x = 74,693,742.71/12,350.75
  6. Step 6: Final answer
    x = 6,047.71

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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.