Home / 29,928.32-41,270.38-19,722.02

Finding the Fourth Proportional to 29,928.32, 41,270.38 and 19,722.02

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Solution

The fourth proportional to 29,928.32, 41,270.38 and 19,722.02 is: 27,196.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,928.32 : 41,270.38 = 19,722.02 : x
  2. Step 2: Convert to fraction form
    29,928.32/41,270.38 = 19,722.02/x
  3. Step 3: Cross multiply
    29,928.32x = 41,270.38 × 19,722.02
  4. Step 4: Simplify right side
    29,928.32x = 813,935,259.77
  5. Step 5: Solve for x
    x = 813,935,259.77/29,928.32
  6. Step 6: Final answer
    x = 27,196.16

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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.