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Finding the Fourth Proportional to 15,274.79, 22,919.06 and 9,726.69

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Solution

The fourth proportional to 15,274.79, 22,919.06 and 9,726.69 is: 14,594.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,274.79 : 22,919.06 = 9,726.69 : x
  2. Step 2: Convert to fraction form
    15,274.79/22,919.06 = 9,726.69/x
  3. Step 3: Cross multiply
    15,274.79x = 22,919.06 × 9,726.69
  4. Step 4: Simplify right side
    15,274.79x = 222,926,616.03
  5. Step 5: Solve for x
    x = 222,926,616.03/15,274.79
  6. Step 6: Final answer
    x = 14,594.42

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1.5x scale

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.