Home / 16,119.28-22,246.98-9,835.30

Finding the Fourth Proportional to 16,119.28, 22,246.98 and 9,835.30

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Solution

The fourth proportional to 16,119.28, 22,246.98 and 9,835.30 is: 13,574.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,119.28 : 22,246.98 = 9,835.30 : x
  2. Step 2: Convert to fraction form
    16,119.28/22,246.98 = 9,835.30/x
  3. Step 3: Cross multiply
    16,119.28x = 22,246.98 × 9,835.30
  4. Step 4: Simplify right side
    16,119.28x = 218,805,722.39
  5. Step 5: Solve for x
    x = 218,805,722.39/16,119.28
  6. Step 6: Final answer
    x = 13,574.16

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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.