Home / 15,983.84-22,043.40-10,016.16

Finding the Fourth Proportional to 15,983.84, 22,043.40 and 10,016.16

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Solution

The fourth proportional to 15,983.84, 22,043.40 and 10,016.16 is: 13,813.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,983.84 : 22,043.40 = 10,016.16 : x
  2. Step 2: Convert to fraction form
    15,983.84/22,043.40 = 10,016.16/x
  3. Step 3: Cross multiply
    15,983.84x = 22,043.40 × 10,016.16
  4. Step 4: Simplify right side
    15,983.84x = 220,790,221.34
  5. Step 5: Solve for x
    x = 220,790,221.34/15,983.84
  6. Step 6: Final answer
    x = 13,813.34

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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.