Home / 17,908.08-26,825.21-10,490.05

Finding the Fourth Proportional to 17,908.08, 26,825.21 and 10,490.05

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Solution

The fourth proportional to 17,908.08, 26,825.21 and 10,490.05 is: 15,713.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,908.08 : 26,825.21 = 10,490.05 : x
  2. Step 2: Convert to fraction form
    17,908.08/26,825.21 = 10,490.05/x
  3. Step 3: Cross multiply
    17,908.08x = 26,825.21 × 10,490.05
  4. Step 4: Simplify right side
    17,908.08x = 281,397,794.16
  5. Step 5: Solve for x
    x = 281,397,794.16/17,908.08
  6. Step 6: Final answer
    x = 15,713.45

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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.