Home / 25,576.16-38,374.86-12,242.44

Finding the Fourth Proportional to 25,576.16, 38,374.86 and 12,242.44

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Solution

The fourth proportional to 25,576.16, 38,374.86 and 12,242.44 is: 18,368.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,576.16 : 38,374.86 = 12,242.44 : x
  2. Step 2: Convert to fraction form
    25,576.16/38,374.86 = 12,242.44/x
  3. Step 3: Cross multiply
    25,576.16x = 38,374.86 × 12,242.44
  4. Step 4: Simplify right side
    25,576.16x = 469,802,014.94
  5. Step 5: Solve for x
    x = 469,802,014.94/25,576.16
  6. Step 6: Final answer
    x = 18,368.75

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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.