Home / 45,031.04-67,546.61-11,751.08

Finding the Fourth Proportional to 45,031.04, 67,546.61 and 11,751.08

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Solution

The fourth proportional to 45,031.04, 67,546.61 and 11,751.08 is: 17,626.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,031.04 : 67,546.61 = 11,751.08 : x
  2. Step 2: Convert to fraction form
    45,031.04/67,546.61 = 11,751.08/x
  3. Step 3: Cross multiply
    45,031.04x = 67,546.61 × 11,751.08
  4. Step 4: Simplify right side
    45,031.04x = 793,745,265.42
  5. Step 5: Solve for x
    x = 793,745,265.42/45,031.04
  6. Step 6: Final answer
    x = 17,626.63

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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.