Home / 30,176.76-41,632.50-22,237.92

Finding the Fourth Proportional to 30,176.76, 41,632.50 and 22,237.92

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Solution

The fourth proportional to 30,176.76, 41,632.50 and 22,237.92 is: 30,679.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,176.76 : 41,632.50 = 22,237.92 : x
  2. Step 2: Convert to fraction form
    30,176.76/41,632.50 = 22,237.92/x
  3. Step 3: Cross multiply
    30,176.76x = 41,632.50 × 22,237.92
  4. Step 4: Simplify right side
    30,176.76x = 925,820,204.40
  5. Step 5: Solve for x
    x = 925,820,204.40/30,176.76
  6. Step 6: Final answer
    x = 30,679.91

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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.