Home / 27,138.66-40,892.85-22,316.33

Finding the Fourth Proportional to 27,138.66, 40,892.85 and 22,316.33

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Solution

The fourth proportional to 27,138.66, 40,892.85 and 22,316.33 is: 33,626.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,138.66 : 40,892.85 = 22,316.33 : x
  2. Step 2: Convert to fraction form
    27,138.66/40,892.85 = 22,316.33/x
  3. Step 3: Cross multiply
    27,138.66x = 40,892.85 × 22,316.33
  4. Step 4: Simplify right side
    27,138.66x = 912,578,130.78
  5. Step 5: Solve for x
    x = 912,578,130.78/27,138.66
  6. Step 6: Final answer
    x = 33,626.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.