Home / 16,113.24-22,236.84-9,397.80

Finding the Fourth Proportional to 16,113.24, 22,236.84 and 9,397.80

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Solution

The fourth proportional to 16,113.24, 22,236.84 and 9,397.80 is: 12,969.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,113.24 : 22,236.84 = 9,397.80 : x
  2. Step 2: Convert to fraction form
    16,113.24/22,236.84 = 9,397.80/x
  3. Step 3: Cross multiply
    16,113.24x = 22,236.84 × 9,397.80
  4. Step 4: Simplify right side
    16,113.24x = 208,977,374.95
  5. Step 5: Solve for x
    x = 208,977,374.95/16,113.24
  6. Step 6: Final answer
    x = 12,969.30

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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.