Home / 33,106.61-49,666.04-10,921.52

Finding the Fourth Proportional to 33,106.61, 49,666.04 and 10,921.52

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Solution

The fourth proportional to 33,106.61, 49,666.04 and 10,921.52 is: 16,384.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,106.61 : 49,666.04 = 10,921.52 : x
  2. Step 2: Convert to fraction form
    33,106.61/49,666.04 = 10,921.52/x
  3. Step 3: Cross multiply
    33,106.61x = 49,666.04 × 10,921.52
  4. Step 4: Simplify right side
    33,106.61x = 542,428,649.18
  5. Step 5: Solve for x
    x = 542,428,649.18/33,106.61
  6. Step 6: Final answer
    x = 16,384.30

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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.