Home / 52,212.24-78,320.88-17,151.12

Finding the Fourth Proportional to 52,212.24, 78,320.88 and 17,151.12

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Solution

The fourth proportional to 52,212.24, 78,320.88 and 17,151.12 is: 25,727.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,212.24 : 78,320.88 = 17,151.12 : x
  2. Step 2: Convert to fraction form
    52,212.24/78,320.88 = 17,151.12/x
  3. Step 3: Cross multiply
    52,212.24x = 78,320.88 × 17,151.12
  4. Step 4: Simplify right side
    52,212.24x = 1,343,290,811.39
  5. Step 5: Solve for x
    x = 1,343,290,811.39/52,212.24
  6. Step 6: Final answer
    x = 25,727.51

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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.