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Finding the Fourth Proportional to 52,676.55, 79,002.97 and 15,228.28

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Solution

The fourth proportional to 52,676.55, 79,002.97 and 15,228.28 is: 22,838.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,676.55 : 79,002.97 = 15,228.28 : x
  2. Step 2: Convert to fraction form
    52,676.55/79,002.97 = 15,228.28/x
  3. Step 3: Cross multiply
    52,676.55x = 79,002.97 × 15,228.28
  4. Step 4: Simplify right side
    52,676.55x = 1,203,079,112.41
  5. Step 5: Solve for x
    x = 1,203,079,112.41/52,676.55
  6. Step 6: Final answer
    x = 22,838.99

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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.