Home / 18,522.15-25,560.31-10,564.51

Finding the Fourth Proportional to 18,522.15, 25,560.31 and 10,564.51

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Solution

The fourth proportional to 18,522.15, 25,560.31 and 10,564.51 is: 14,578.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,522.15 : 25,560.31 = 10,564.51 : x
  2. Step 2: Convert to fraction form
    18,522.15/25,560.31 = 10,564.51/x
  3. Step 3: Cross multiply
    18,522.15x = 25,560.31 × 10,564.51
  4. Step 4: Simplify right side
    18,522.15x = 270,032,150.60
  5. Step 5: Solve for x
    x = 270,032,150.60/18,522.15
  6. Step 6: Final answer
    x = 14,578.88

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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.