Home / 53,169.10-79,754.26-22,770.12

Finding the Fourth Proportional to 53,169.10, 79,754.26 and 22,770.12

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Solution

The fourth proportional to 53,169.10, 79,754.26 and 22,770.12 is: 34,155.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,169.10 : 79,754.26 = 22,770.12 : x
  2. Step 2: Convert to fraction form
    53,169.10/79,754.26 = 22,770.12/x
  3. Step 3: Cross multiply
    53,169.10x = 79,754.26 × 22,770.12
  4. Step 4: Simplify right side
    53,169.10x = 1,816,014,070.71
  5. Step 5: Solve for x
    x = 1,816,014,070.71/53,169.10
  6. Step 6: Final answer
    x = 34,155.44

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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.