Home / 25,240.41-34,825.55-15,675.93

Finding the Fourth Proportional to 25,240.41, 34,825.55 and 15,675.93

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Solution

The fourth proportional to 25,240.41, 34,825.55 and 15,675.93 is: 21,628.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,240.41 : 34,825.55 = 15,675.93 : x
  2. Step 2: Convert to fraction form
    25,240.41/34,825.55 = 15,675.93/x
  3. Step 3: Cross multiply
    25,240.41x = 34,825.55 × 15,675.93
  4. Step 4: Simplify right side
    25,240.41x = 545,922,805.63
  5. Step 5: Solve for x
    x = 545,922,805.63/25,240.41
  6. Step 6: Final answer
    x = 21,628.92

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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.