Home / 45,277.76-67,917.25-12,001.04

Finding the Fourth Proportional to 45,277.76, 67,917.25 and 12,001.04

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Solution

The fourth proportional to 45,277.76, 67,917.25 and 12,001.04 is: 18,001.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,277.76 : 67,917.25 = 12,001.04 : x
  2. Step 2: Convert to fraction form
    45,277.76/67,917.25 = 12,001.04/x
  3. Step 3: Cross multiply
    45,277.76x = 67,917.25 × 12,001.04
  4. Step 4: Simplify right side
    45,277.76x = 815,077,633.94
  5. Step 5: Solve for x
    x = 815,077,633.94/45,277.76
  6. Step 6: Final answer
    x = 18,001.72

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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.