Home / 23,623.38-35,443.68-10,978.98

Finding the Fourth Proportional to 23,623.38, 35,443.68 and 10,978.98

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Solution

The fourth proportional to 23,623.38, 35,443.68 and 10,978.98 is: 16,472.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,623.38 : 35,443.68 = 10,978.98 : x
  2. Step 2: Convert to fraction form
    23,623.38/35,443.68 = 10,978.98/x
  3. Step 3: Cross multiply
    23,623.38x = 35,443.68 × 10,978.98
  4. Step 4: Simplify right side
    23,623.38x = 389,135,279.76
  5. Step 5: Solve for x
    x = 389,135,279.76/23,623.38
  6. Step 6: Final answer
    x = 16,472.46

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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.