Home / 28,214.87-42,073.66-27,961.91

Finding the Fourth Proportional to 28,214.87, 42,073.66 and 27,961.91

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Solution

The fourth proportional to 28,214.87, 42,073.66 and 27,961.91 is: 41,696.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,214.87 : 42,073.66 = 27,961.91 : x
  2. Step 2: Convert to fraction form
    28,214.87/42,073.66 = 27,961.91/x
  3. Step 3: Cross multiply
    28,214.87x = 42,073.66 × 27,961.91
  4. Step 4: Simplify right side
    28,214.87x = 1,176,459,876.65
  5. Step 5: Solve for x
    x = 1,176,459,876.65/28,214.87
  6. Step 6: Final answer
    x = 41,696.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.