Home / 36,545.19-50,432.36-19,778.19

Finding the Fourth Proportional to 36,545.19, 50,432.36 and 19,778.19

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Solution

The fourth proportional to 36,545.19, 50,432.36 and 19,778.19 is: 27,293.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,545.19 : 50,432.36 = 19,778.19 : x
  2. Step 2: Convert to fraction form
    36,545.19/50,432.36 = 19,778.19/x
  3. Step 3: Cross multiply
    36,545.19x = 50,432.36 × 19,778.19
  4. Step 4: Simplify right side
    36,545.19x = 997,460,721.59
  5. Step 5: Solve for x
    x = 997,460,721.59/36,545.19
  6. Step 6: Final answer
    x = 27,293.90

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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.