Home / 15,833.43-21,849.64-9,458.59

Finding the Fourth Proportional to 15,833.43, 21,849.64 and 9,458.59

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Solution

The fourth proportional to 15,833.43, 21,849.64 and 9,458.59 is: 13,052.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,833.43 : 21,849.64 = 9,458.59 : x
  2. Step 2: Convert to fraction form
    15,833.43/21,849.64 = 9,458.59/x
  3. Step 3: Cross multiply
    15,833.43x = 21,849.64 × 9,458.59
  4. Step 4: Simplify right side
    15,833.43x = 206,666,689.71
  5. Step 5: Solve for x
    x = 206,666,689.71/15,833.43
  6. Step 6: Final answer
    x = 13,052.56

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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.