Home / 16,909.06-23,325.12-9,834.70

Finding the Fourth Proportional to 16,909.06, 23,325.12 and 9,834.70

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Solution

The fourth proportional to 16,909.06, 23,325.12 and 9,834.70 is: 13,566.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,909.06 : 23,325.12 = 9,834.70 : x
  2. Step 2: Convert to fraction form
    16,909.06/23,325.12 = 9,834.70/x
  3. Step 3: Cross multiply
    16,909.06x = 23,325.12 × 9,834.70
  4. Step 4: Simplify right side
    16,909.06x = 229,395,557.66
  5. Step 5: Solve for x
    x = 229,395,557.66/16,909.06
  6. Step 6: Final answer
    x = 13,566.43

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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.