Home / 16,209.24-22,369.20-9,837

Finding the Fourth Proportional to 16,209.24, 22,369.20 and 9,837

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Solution

The fourth proportional to 16,209.24, 22,369.20 and 9,837 is: 13,575.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,209.24 : 22,369.20 = 9,837 : x
  2. Step 2: Convert to fraction form
    16,209.24/22,369.20 = 9,837/x
  3. Step 3: Cross multiply
    16,209.24x = 22,369.20 × 9,837
  4. Step 4: Simplify right side
    16,209.24x = 220,045,820.40
  5. Step 5: Solve for x
    x = 220,045,820.40/16,209.24
  6. Step 6: Final answer
    x = 13,575.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.