Home / 16,342.40-24,513.60-9,765.20

Finding the Fourth Proportional to 16,342.40, 24,513.60 and 9,765.20

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Solution

The fourth proportional to 16,342.40, 24,513.60 and 9,765.20 is: 14,647.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,342.40 : 24,513.60 = 9,765.20 : x
  2. Step 2: Convert to fraction form
    16,342.40/24,513.60 = 9,765.20/x
  3. Step 3: Cross multiply
    16,342.40x = 24,513.60 × 9,765.20
  4. Step 4: Simplify right side
    16,342.40x = 239,380,206.72
  5. Step 5: Solve for x
    x = 239,380,206.72/16,342.40
  6. Step 6: Final answer
    x = 14,647.80

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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.