Home / 30,034.28-45,073.86-11,332.76

Finding the Fourth Proportional to 30,034.28, 45,073.86 and 11,332.76

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Solution

The fourth proportional to 30,034.28, 45,073.86 and 11,332.76 is: 17,007.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,034.28 : 45,073.86 = 11,332.76 : x
  2. Step 2: Convert to fraction form
    30,034.28/45,073.86 = 11,332.76/x
  3. Step 3: Cross multiply
    30,034.28x = 45,073.86 × 11,332.76
  4. Step 4: Simplify right side
    30,034.28x = 510,811,237.65
  5. Step 5: Solve for x
    x = 510,811,237.65/30,034.28
  6. Step 6: Final answer
    x = 17,007.61

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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.