Home / 25,531.79-38,297.66-8,002.98

Finding the Fourth Proportional to 25,531.79, 38,297.66 and 8,002.98

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Solution

The fourth proportional to 25,531.79, 38,297.66 and 8,002.98 is: 12,004.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,531.79 : 38,297.66 = 8,002.98 : x
  2. Step 2: Convert to fraction form
    25,531.79/38,297.66 = 8,002.98/x
  3. Step 3: Cross multiply
    25,531.79x = 38,297.66 × 8,002.98
  4. Step 4: Simplify right side
    25,531.79x = 306,495,367.01
  5. Step 5: Solve for x
    x = 306,495,367.01/25,531.79
  6. Step 6: Final answer
    x = 12,004.46

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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.