Home / 17,686.62-24,418.80-10,982.07

Finding the Fourth Proportional to 17,686.62, 24,418.80 and 10,982.07

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Solution

The fourth proportional to 17,686.62, 24,418.80 and 10,982.07 is: 15,162.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,686.62 : 24,418.80 = 10,982.07 : x
  2. Step 2: Convert to fraction form
    17,686.62/24,418.80 = 10,982.07/x
  3. Step 3: Cross multiply
    17,686.62x = 24,418.80 × 10,982.07
  4. Step 4: Simplify right side
    17,686.62x = 268,168,970.92
  5. Step 5: Solve for x
    x = 268,168,970.92/17,686.62
  6. Step 6: Final answer
    x = 15,162.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.