Home / 17,668.91-26,503.33-4,521.28

Finding the Fourth Proportional to 17,668.91, 26,503.33 and 4,521.28

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Solution

The fourth proportional to 17,668.91, 26,503.33 and 4,521.28 is: 6,781.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,668.91 : 26,503.33 = 4,521.28 : x
  2. Step 2: Convert to fraction form
    17,668.91/26,503.33 = 4,521.28/x
  3. Step 3: Cross multiply
    17,668.91x = 26,503.33 × 4,521.28
  4. Step 4: Simplify right side
    17,668.91x = 119,828,975.86
  5. Step 5: Solve for x
    x = 119,828,975.86/17,668.91
  6. Step 6: Final answer
    x = 6,781.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.