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Finding the Fourth Proportional to 24,578.92, 33,918.78 and 13,967.92

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Solution

The fourth proportional to 24,578.92, 33,918.78 and 13,967.92 is: 19,275.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,578.92 : 33,918.78 = 13,967.92 : x
  2. Step 2: Convert to fraction form
    24,578.92/33,918.78 = 13,967.92/x
  3. Step 3: Cross multiply
    24,578.92x = 33,918.78 × 13,967.92
  4. Step 4: Simplify right side
    24,578.92x = 473,774,805.54
  5. Step 5: Solve for x
    x = 473,774,805.54/24,578.92
  6. Step 6: Final answer
    x = 19,275.66

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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.