Home / 19,902.05-29,828.47-10,044.15

Finding the Fourth Proportional to 19,902.05, 29,828.47 and 10,044.15

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Solution

The fourth proportional to 19,902.05, 29,828.47 and 10,044.15 is: 15,053.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,902.05 : 29,828.47 = 10,044.15 : x
  2. Step 2: Convert to fraction form
    19,902.05/29,828.47 = 10,044.15/x
  3. Step 3: Cross multiply
    19,902.05x = 29,828.47 × 10,044.15
  4. Step 4: Simplify right side
    19,902.05x = 299,601,626.95
  5. Step 5: Solve for x
    x = 299,601,626.95/19,902.05
  6. Step 6: Final answer
    x = 15,053.81

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1.5x scale

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.