Home / 25,040.47-34,555.79-14,968.42

Finding the Fourth Proportional to 25,040.47, 34,555.79 and 14,968.42

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Solution

The fourth proportional to 25,040.47, 34,555.79 and 14,968.42 is: 20,656.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,040.47 : 34,555.79 = 14,968.42 : x
  2. Step 2: Convert to fraction form
    25,040.47/34,555.79 = 14,968.42/x
  3. Step 3: Cross multiply
    25,040.47x = 34,555.79 × 14,968.42
  4. Step 4: Simplify right side
    25,040.47x = 517,245,578.15
  5. Step 5: Solve for x
    x = 517,245,578.15/25,040.47
  6. Step 6: Final answer
    x = 20,656.38

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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.