Home / 16,239.75-22,410.87-9,166.02

Finding the Fourth Proportional to 16,239.75, 22,410.87 and 9,166.02

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Solution

The fourth proportional to 16,239.75, 22,410.87 and 9,166.02 is: 12,649.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,239.75 : 22,410.87 = 9,166.02 : x
  2. Step 2: Convert to fraction form
    16,239.75/22,410.87 = 9,166.02/x
  3. Step 3: Cross multiply
    16,239.75x = 22,410.87 × 9,166.02
  4. Step 4: Simplify right side
    16,239.75x = 205,418,482.64
  5. Step 5: Solve for x
    x = 205,418,482.64/16,239.75
  6. Step 6: Final answer
    x = 12,649.12

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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.