Home / 39,069.82-58,543.18-30,206.80

Finding the Fourth Proportional to 39,069.82, 58,543.18 and 30,206.80

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Solution

The fourth proportional to 39,069.82, 58,543.18 and 30,206.80 is: 45,262.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,069.82 : 58,543.18 = 30,206.80 : x
  2. Step 2: Convert to fraction form
    39,069.82/58,543.18 = 30,206.80/x
  3. Step 3: Cross multiply
    39,069.82x = 58,543.18 × 30,206.80
  4. Step 4: Simplify right side
    39,069.82x = 1,768,402,129.62
  5. Step 5: Solve for x
    x = 1,768,402,129.62/39,069.82
  6. Step 6: Final answer
    x = 45,262.61

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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.