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Finding the Fourth Proportional to 52,803.03, 79,205.76 and 17,742.99

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Solution

The fourth proportional to 52,803.03, 79,205.76 and 17,742.99 is: 26,614.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,803.03 : 79,205.76 = 17,742.99 : x
  2. Step 2: Convert to fraction form
    52,803.03/79,205.76 = 17,742.99/x
  3. Step 3: Cross multiply
    52,803.03x = 79,205.76 × 17,742.99
  4. Step 4: Simplify right side
    52,803.03x = 1,405,347,007.62
  5. Step 5: Solve for x
    x = 1,405,347,007.62/52,803.03
  6. Step 6: Final answer
    x = 26,614.89

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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.