Home / 17,679.46-24,397.03-9,721.62

Finding the Fourth Proportional to 17,679.46, 24,397.03 and 9,721.62

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Solution

The fourth proportional to 17,679.46, 24,397.03 and 9,721.62 is: 13,415.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,679.46 : 24,397.03 = 9,721.62 : x
  2. Step 2: Convert to fraction form
    17,679.46/24,397.03 = 9,721.62/x
  3. Step 3: Cross multiply
    17,679.46x = 24,397.03 × 9,721.62
  4. Step 4: Simplify right side
    17,679.46x = 237,178,654.79
  5. Step 5: Solve for x
    x = 237,178,654.79/17,679.46
  6. Step 6: Final answer
    x = 13,415.49

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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.