Home / 20,068.06-30,091.13-15,934.62

Finding the Fourth Proportional to 20,068.06, 30,091.13 and 15,934.62

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Solution

The fourth proportional to 20,068.06, 30,091.13 and 15,934.62 is: 23,893.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,068.06 : 30,091.13 = 15,934.62 : x
  2. Step 2: Convert to fraction form
    20,068.06/30,091.13 = 15,934.62/x
  3. Step 3: Cross multiply
    20,068.06x = 30,091.13 × 15,934.62
  4. Step 4: Simplify right side
    20,068.06x = 479,490,721.92
  5. Step 5: Solve for x
    x = 479,490,721.92/20,068.06
  6. Step 6: Final answer
    x = 23,893.23

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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.