Home / 25,510.43-38,268.23-6,790.47

Finding the Fourth Proportional to 25,510.43, 38,268.23 and 6,790.47

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Solution

The fourth proportional to 25,510.43, 38,268.23 and 6,790.47 is: 10,186.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,510.43 : 38,268.23 = 6,790.47 : x
  2. Step 2: Convert to fraction form
    25,510.43/38,268.23 = 6,790.47/x
  3. Step 3: Cross multiply
    25,510.43x = 38,268.23 × 6,790.47
  4. Step 4: Simplify right side
    25,510.43x = 259,859,233.82
  5. Step 5: Solve for x
    x = 259,859,233.82/25,510.43
  6. Step 6: Final answer
    x = 10,186.39

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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.