Home / 23,308.40-34,950.18-10,821.98

Finding the Fourth Proportional to 23,308.40, 34,950.18 and 10,821.98

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Solution

The fourth proportional to 23,308.40, 34,950.18 and 10,821.98 is: 16,227.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,308.40 : 34,950.18 = 10,821.98 : x
  2. Step 2: Convert to fraction form
    23,308.40/34,950.18 = 10,821.98/x
  3. Step 3: Cross multiply
    23,308.40x = 34,950.18 × 10,821.98
  4. Step 4: Simplify right side
    23,308.40x = 378,230,148.96
  5. Step 5: Solve for x
    x = 378,230,148.96/23,308.40
  6. Step 6: Final answer
    x = 16,227.20

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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.