Home / 52,800.09-79,200.45-13,357.19

Finding the Fourth Proportional to 52,800.09, 79,200.45 and 13,357.19

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Solution

The fourth proportional to 52,800.09, 79,200.45 and 13,357.19 is: 20,035.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,800.09 : 79,200.45 = 13,357.19 : x
  2. Step 2: Convert to fraction form
    52,800.09/79,200.45 = 13,357.19/x
  3. Step 3: Cross multiply
    52,800.09x = 79,200.45 × 13,357.19
  4. Step 4: Simplify right side
    52,800.09x = 1,057,895,062.73
  5. Step 5: Solve for x
    x = 1,057,895,062.73/52,800.09
  6. Step 6: Final answer
    x = 20,035.86

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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.