Home / 20,834.81-31,255.28-6,041.80

Finding the Fourth Proportional to 20,834.81, 31,255.28 and 6,041.80

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Solution

The fourth proportional to 20,834.81, 31,255.28 and 6,041.80 is: 9,063.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,834.81 : 31,255.28 = 6,041.80 : x
  2. Step 2: Convert to fraction form
    20,834.81/31,255.28 = 6,041.80/x
  3. Step 3: Cross multiply
    20,834.81x = 31,255.28 × 6,041.80
  4. Step 4: Simplify right side
    20,834.81x = 188,838,150.70
  5. Step 5: Solve for x
    x = 188,838,150.70/20,834.81
  6. Step 6: Final answer
    x = 9,063.59

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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.