Home / 25,266.40-37,899.60-15,424.90

Finding the Fourth Proportional to 25,266.40, 37,899.60 and 15,424.90

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Solution

The fourth proportional to 25,266.40, 37,899.60 and 15,424.90 is: 23,137.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,266.40 : 37,899.60 = 15,424.90 : x
  2. Step 2: Convert to fraction form
    25,266.40/37,899.60 = 15,424.90/x
  3. Step 3: Cross multiply
    25,266.40x = 37,899.60 × 15,424.90
  4. Step 4: Simplify right side
    25,266.40x = 584,597,540.04
  5. Step 5: Solve for x
    x = 584,597,540.04/25,266.40
  6. Step 6: Final answer
    x = 23,137.35

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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.