Home / 17,479.69-24,121.96-9,521.91

Finding the Fourth Proportional to 17,479.69, 24,121.96 and 9,521.91

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Solution

The fourth proportional to 17,479.69, 24,121.96 and 9,521.91 is: 13,140.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,479.69 : 24,121.96 = 9,521.91 : x
  2. Step 2: Convert to fraction form
    17,479.69/24,121.96 = 9,521.91/x
  3. Step 3: Cross multiply
    17,479.69x = 24,121.96 × 9,521.91
  4. Step 4: Simplify right side
    17,479.69x = 229,687,108.34
  5. Step 5: Solve for x
    x = 229,687,108.34/17,479.69
  6. Step 6: Final answer
    x = 13,140.23

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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.