Home / 17,821.68-24,577.09-13,294.35

Finding the Fourth Proportional to 17,821.68, 24,577.09 and 13,294.35

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Solution

The fourth proportional to 17,821.68, 24,577.09 and 13,294.35 is: 18,333.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,821.68 : 24,577.09 = 13,294.35 : x
  2. Step 2: Convert to fraction form
    17,821.68/24,577.09 = 13,294.35/x
  3. Step 3: Cross multiply
    17,821.68x = 24,577.09 × 13,294.35
  4. Step 4: Simplify right side
    17,821.68x = 326,736,369.97
  5. Step 5: Solve for x
    x = 326,736,369.97/17,821.68
  6. Step 6: Final answer
    x = 18,333.65

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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.