Home / 25,040.64-34,559.21-14,974.63

Finding the Fourth Proportional to 25,040.64, 34,559.21 and 14,974.63

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Solution

The fourth proportional to 25,040.64, 34,559.21 and 14,974.63 is: 20,666.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,040.64 : 34,559.21 = 14,974.63 : x
  2. Step 2: Convert to fraction form
    25,040.64/34,559.21 = 14,974.63/x
  3. Step 3: Cross multiply
    25,040.64x = 34,559.21 × 14,974.63
  4. Step 4: Simplify right side
    25,040.64x = 517,511,382.84
  5. Step 5: Solve for x
    x = 517,511,382.84/25,040.64
  6. Step 6: Final answer
    x = 20,666.86

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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.