Home / 19,902.93-29,829.78-10,045.02

Finding the Fourth Proportional to 19,902.93, 29,829.78 and 10,045.02

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Solution

The fourth proportional to 19,902.93, 29,829.78 and 10,045.02 is: 15,055.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,902.93 : 29,829.78 = 10,045.02 : x
  2. Step 2: Convert to fraction form
    19,902.93/29,829.78 = 10,045.02/x
  3. Step 3: Cross multiply
    19,902.93x = 29,829.78 × 10,045.02
  4. Step 4: Simplify right side
    19,902.93x = 299,640,848.56
  5. Step 5: Solve for x
    x = 299,640,848.56/19,902.93
  6. Step 6: Final answer
    x = 15,055.12

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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.