Home / 45,009.52-62,104.50-27,105.70

Finding the Fourth Proportional to 45,009.52, 62,104.50 and 27,105.70

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Solution

The fourth proportional to 45,009.52, 62,104.50 and 27,105.70 is: 37,400.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,009.52 : 62,104.50 = 27,105.70 : x
  2. Step 2: Convert to fraction form
    45,009.52/62,104.50 = 27,105.70/x
  3. Step 3: Cross multiply
    45,009.52x = 62,104.50 × 27,105.70
  4. Step 4: Simplify right side
    45,009.52x = 1,683,385,945.65
  5. Step 5: Solve for x
    x = 1,683,385,945.65/45,009.52
  6. Step 6: Final answer
    x = 37,400.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.