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Finding the Fourth Proportional to 27,151.66, 40,912.48 and 22,329.32

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Solution

The fourth proportional to 27,151.66, 40,912.48 and 22,329.32 is: 33,646.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,151.66 : 40,912.48 = 22,329.32 : x
  2. Step 2: Convert to fraction form
    27,151.66/40,912.48 = 22,329.32/x
  3. Step 3: Cross multiply
    27,151.66x = 40,912.48 × 22,329.32
  4. Step 4: Simplify right side
    27,151.66x = 913,547,857.91
  5. Step 5: Solve for x
    x = 913,547,857.91/27,151.66
  6. Step 6: Final answer
    x = 33,646.11

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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.