Home / 22,130.15-33,195.20-7,335.61

Finding the Fourth Proportional to 22,130.15, 33,195.20 and 7,335.61

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Solution

The fourth proportional to 22,130.15, 33,195.20 and 7,335.61 is: 11,003.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,130.15 : 33,195.20 = 7,335.61 : x
  2. Step 2: Convert to fraction form
    22,130.15/33,195.20 = 7,335.61/x
  3. Step 3: Cross multiply
    22,130.15x = 33,195.20 × 7,335.61
  4. Step 4: Simplify right side
    22,130.15x = 243,506,921.41
  5. Step 5: Solve for x
    x = 243,506,921.41/22,130.15
  6. Step 6: Final answer
    x = 11,003.40

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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.