Home / 12,083.04-16,666.20-9,844.92

Finding the Fourth Proportional to 12,083.04, 16,666.20 and 9,844.92

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Solution

The fourth proportional to 12,083.04, 16,666.20 and 9,844.92 is: 13,579.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,083.04 : 16,666.20 = 9,844.92 : x
  2. Step 2: Convert to fraction form
    12,083.04/16,666.20 = 9,844.92/x
  3. Step 3: Cross multiply
    12,083.04x = 16,666.20 × 9,844.92
  4. Step 4: Simplify right side
    12,083.04x = 164,077,405.70
  5. Step 5: Solve for x
    x = 164,077,405.70/12,083.04
  6. Step 6: Final answer
    x = 13,579.15

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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.