Home / 19,618.53-27,073.50-11,122.29

Finding the Fourth Proportional to 19,618.53, 27,073.50 and 11,122.29

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Solution

The fourth proportional to 19,618.53, 27,073.50 and 11,122.29 is: 15,348.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,618.53 : 27,073.50 = 11,122.29 : x
  2. Step 2: Convert to fraction form
    19,618.53/27,073.50 = 11,122.29/x
  3. Step 3: Cross multiply
    19,618.53x = 27,073.50 × 11,122.29
  4. Step 4: Simplify right side
    19,618.53x = 301,119,318.32
  5. Step 5: Solve for x
    x = 301,119,318.32/19,618.53
  6. Step 6: Final answer
    x = 15,348.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.