Home / 27,088.40-40,632.60-22,422.80

Finding the Fourth Proportional to 27,088.40, 40,632.60 and 22,422.80

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Solution

The fourth proportional to 27,088.40, 40,632.60 and 22,422.80 is: 33,634.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,088.40 : 40,632.60 = 22,422.80 : x
  2. Step 2: Convert to fraction form
    27,088.40/40,632.60 = 22,422.80/x
  3. Step 3: Cross multiply
    27,088.40x = 40,632.60 × 22,422.80
  4. Step 4: Simplify right side
    27,088.40x = 911,096,663.28
  5. Step 5: Solve for x
    x = 911,096,663.28/27,088.40
  6. Step 6: Final answer
    x = 33,634.20

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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.