Home / 27,079.14-40,626.90-19,196.88

Finding the Fourth Proportional to 27,079.14, 40,626.90 and 19,196.88

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Solution

The fourth proportional to 27,079.14, 40,626.90 and 19,196.88 is: 28,801.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,079.14 : 40,626.90 = 19,196.88 : x
  2. Step 2: Convert to fraction form
    27,079.14/40,626.90 = 19,196.88/x
  3. Step 3: Cross multiply
    27,079.14x = 40,626.90 × 19,196.88
  4. Step 4: Simplify right side
    27,079.14x = 779,909,724.07
  5. Step 5: Solve for x
    x = 779,909,724.07/27,079.14
  6. Step 6: Final answer
    x = 28,801.13

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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.