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Finding the Fourth Proportional to 52,807.44, 79,211.16 and 17,747.10

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Solution

The fourth proportional to 52,807.44, 79,211.16 and 17,747.10 is: 26,620.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,807.44 : 79,211.16 = 17,747.10 : x
  2. Step 2: Convert to fraction form
    52,807.44/79,211.16 = 17,747.10/x
  3. Step 3: Cross multiply
    52,807.44x = 79,211.16 × 17,747.10
  4. Step 4: Simplify right side
    52,807.44x = 1,405,767,892.84
  5. Step 5: Solve for x
    x = 1,405,767,892.84/52,807.44
  6. Step 6: Final answer
    x = 26,620.64

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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.