Home / 33,115.29-49,677.86-10,931.01

Finding the Fourth Proportional to 33,115.29, 49,677.86 and 10,931.01

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Solution

The fourth proportional to 33,115.29, 49,677.86 and 10,931.01 is: 16,398.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,115.29 : 49,677.86 = 10,931.01 : x
  2. Step 2: Convert to fraction form
    33,115.29/49,677.86 = 10,931.01/x
  3. Step 3: Cross multiply
    33,115.29x = 49,677.86 × 10,931.01
  4. Step 4: Simplify right side
    33,115.29x = 543,029,184.44
  5. Step 5: Solve for x
    x = 543,029,184.44/33,115.29
  6. Step 6: Final answer
    x = 16,398.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.