Home / 26,729.98-40,103.88-8,962.40

Finding the Fourth Proportional to 26,729.98, 40,103.88 and 8,962.40

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Solution

The fourth proportional to 26,729.98, 40,103.88 and 8,962.40 is: 13,446.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,729.98 : 40,103.88 = 8,962.40 : x
  2. Step 2: Convert to fraction form
    26,729.98/40,103.88 = 8,962.40/x
  3. Step 3: Cross multiply
    26,729.98x = 40,103.88 × 8,962.40
  4. Step 4: Simplify right side
    26,729.98x = 359,427,014.11
  5. Step 5: Solve for x
    x = 359,427,014.11/26,729.98
  6. Step 6: Final answer
    x = 13,446.59

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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.