Home / 17,921.43-26,888.31-10,532.07

Finding the Fourth Proportional to 17,921.43, 26,888.31 and 10,532.07

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Solution

The fourth proportional to 17,921.43, 26,888.31 and 10,532.07 is: 15,801.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,921.43 : 26,888.31 = 10,532.07 : x
  2. Step 2: Convert to fraction form
    17,921.43/26,888.31 = 10,532.07/x
  3. Step 3: Cross multiply
    17,921.43x = 26,888.31 × 10,532.07
  4. Step 4: Simplify right side
    17,921.43x = 283,189,563.10
  5. Step 5: Solve for x
    x = 283,189,563.10/17,921.43
  6. Step 6: Final answer
    x = 15,801.73

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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.