Home / 16,146.21-24,206.36-9,121.89

Finding the Fourth Proportional to 16,146.21, 24,206.36 and 9,121.89

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Solution

The fourth proportional to 16,146.21, 24,206.36 and 9,121.89 is: 13,675.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,146.21 : 24,206.36 = 9,121.89 : x
  2. Step 2: Convert to fraction form
    16,146.21/24,206.36 = 9,121.89/x
  3. Step 3: Cross multiply
    16,146.21x = 24,206.36 × 9,121.89
  4. Step 4: Simplify right side
    16,146.21x = 220,807,707.61
  5. Step 5: Solve for x
    x = 220,807,707.61/16,146.21
  6. Step 6: Final answer
    x = 13,675.51

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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.