Home / 22,772.22-34,154.45-6,128.54

Finding the Fourth Proportional to 22,772.22, 34,154.45 and 6,128.54

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Solution

The fourth proportional to 22,772.22, 34,154.45 and 6,128.54 is: 9,191.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,772.22 : 34,154.45 = 6,128.54 : x
  2. Step 2: Convert to fraction form
    22,772.22/34,154.45 = 6,128.54/x
  3. Step 3: Cross multiply
    22,772.22x = 34,154.45 × 6,128.54
  4. Step 4: Simplify right side
    22,772.22x = 209,316,913.00
  5. Step 5: Solve for x
    x = 209,316,913.00/22,772.22
  6. Step 6: Final answer
    x = 9,191.77

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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.