Home / 11,337.51-16,920.52-11,042.26

Finding the Fourth Proportional to 11,337.51, 16,920.52 and 11,042.26

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Solution

The fourth proportional to 11,337.51, 16,920.52 and 11,042.26 is: 16,479.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,337.51 : 16,920.52 = 11,042.26 : x
  2. Step 2: Convert to fraction form
    11,337.51/16,920.52 = 11,042.26/x
  3. Step 3: Cross multiply
    11,337.51x = 16,920.52 × 11,042.26
  4. Step 4: Simplify right side
    11,337.51x = 186,840,781.18
  5. Step 5: Solve for x
    x = 186,840,781.18/11,337.51
  6. Step 6: Final answer
    x = 16,479.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.