Home / 17,680.74-24,397.90-10,605.79

Finding the Fourth Proportional to 17,680.74, 24,397.90 and 10,605.79

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Solution

The fourth proportional to 17,680.74, 24,397.90 and 10,605.79 is: 14,635.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,680.74 : 24,397.90 = 10,605.79 : x
  2. Step 2: Convert to fraction form
    17,680.74/24,397.90 = 10,605.79/x
  3. Step 3: Cross multiply
    17,680.74x = 24,397.90 × 10,605.79
  4. Step 4: Simplify right side
    17,680.74x = 258,759,003.84
  5. Step 5: Solve for x
    x = 258,759,003.84/17,680.74
  6. Step 6: Final answer
    x = 14,635.08

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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.