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Finding the Fourth Proportional to 19,373.62, 26,743.71 and 16,404.82

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Solution

The fourth proportional to 19,373.62, 26,743.71 and 16,404.82 is: 22,645.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,373.62 : 26,743.71 = 16,404.82 : x
  2. Step 2: Convert to fraction form
    19,373.62/26,743.71 = 16,404.82/x
  3. Step 3: Cross multiply
    19,373.62x = 26,743.71 × 16,404.82
  4. Step 4: Simplify right side
    19,373.62x = 438,725,748.68
  5. Step 5: Solve for x
    x = 438,725,748.68/19,373.62
  6. Step 6: Final answer
    x = 22,645.52

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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.