Home / 20,834.08-31,250.72-6,042.40

Finding the Fourth Proportional to 20,834.08, 31,250.72 and 6,042.40

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Solution

The fourth proportional to 20,834.08, 31,250.72 and 6,042.40 is: 9,063.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,834.08 : 31,250.72 = 6,042.40 : x
  2. Step 2: Convert to fraction form
    20,834.08/31,250.72 = 6,042.40/x
  3. Step 3: Cross multiply
    20,834.08x = 31,250.72 × 6,042.40
  4. Step 4: Simplify right side
    20,834.08x = 188,829,350.53
  5. Step 5: Solve for x
    x = 188,829,350.53/20,834.08
  6. Step 6: Final answer
    x = 9,063.48

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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.