Home / 18,522.16-25,560.83-10,565.12

Finding the Fourth Proportional to 18,522.16, 25,560.83 and 10,565.12

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Solution

The fourth proportional to 18,522.16, 25,560.83 and 10,565.12 is: 14,580.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,522.16 : 25,560.83 = 10,565.12 : x
  2. Step 2: Convert to fraction form
    18,522.16/25,560.83 = 10,565.12/x
  3. Step 3: Cross multiply
    18,522.16x = 25,560.83 × 10,565.12
  4. Step 4: Simplify right side
    18,522.16x = 270,053,326.56
  5. Step 5: Solve for x
    x = 270,053,326.56/18,522.16
  6. Step 6: Final answer
    x = 14,580.01

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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.