Home / 18,463.32-27,561.96-17,151.12

Finding the Fourth Proportional to 18,463.32, 27,561.96 and 17,151.12

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Solution

The fourth proportional to 18,463.32, 27,561.96 and 17,151.12 is: 25,603.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,463.32 : 27,561.96 = 17,151.12 : x
  2. Step 2: Convert to fraction form
    18,463.32/27,561.96 = 17,151.12/x
  3. Step 3: Cross multiply
    18,463.32x = 27,561.96 × 17,151.12
  4. Step 4: Simplify right side
    18,463.32x = 472,718,483.40
  5. Step 5: Solve for x
    x = 472,718,483.40/18,463.32
  6. Step 6: Final answer
    x = 25,603.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.