Home / 18,429.13-27,618.99-17,248.15

Finding the Fourth Proportional to 18,429.13, 27,618.99 and 17,248.15

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Solution

The fourth proportional to 18,429.13, 27,618.99 and 17,248.15 is: 25,849.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,429.13 : 27,618.99 = 17,248.15 : x
  2. Step 2: Convert to fraction form
    18,429.13/27,618.99 = 17,248.15/x
  3. Step 3: Cross multiply
    18,429.13x = 27,618.99 × 17,248.15
  4. Step 4: Simplify right side
    18,429.13x = 476,376,482.37
  5. Step 5: Solve for x
    x = 476,376,482.37/18,429.13
  6. Step 6: Final answer
    x = 25,849.10

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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.