Home / 10,335.24-15,506.10-9,408.60

Finding the Fourth Proportional to 10,335.24, 15,506.10 and 9,408.60

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Solution

The fourth proportional to 10,335.24, 15,506.10 and 9,408.60 is: 14,115.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,335.24 : 15,506.10 = 9,408.60 : x
  2. Step 2: Convert to fraction form
    10,335.24/15,506.10 = 9,408.60/x
  3. Step 3: Cross multiply
    10,335.24x = 15,506.10 × 9,408.60
  4. Step 4: Simplify right side
    10,335.24x = 145,890,692.46
  5. Step 5: Solve for x
    x = 145,890,692.46/10,335.24
  6. Step 6: Final answer
    x = 14,115.85

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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.