Home / 20,244.16-27,926.40-13,522.24

Finding the Fourth Proportional to 20,244.16, 27,926.40 and 13,522.24

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Solution

The fourth proportional to 20,244.16, 27,926.40 and 13,522.24 is: 18,653.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,244.16 : 27,926.40 = 13,522.24 : x
  2. Step 2: Convert to fraction form
    20,244.16/27,926.40 = 13,522.24/x
  3. Step 3: Cross multiply
    20,244.16x = 27,926.40 × 13,522.24
  4. Step 4: Simplify right side
    20,244.16x = 377,627,483.14
  5. Step 5: Solve for x
    x = 377,627,483.14/20,244.16
  6. Step 6: Final answer
    x = 18,653.65

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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.