Home / 19,862.09-29,793.12-5,071.02

Finding the Fourth Proportional to 19,862.09, 29,793.12 and 5,071.02

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Solution

The fourth proportional to 19,862.09, 29,793.12 and 5,071.02 is: 7,606.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,862.09 : 29,793.12 = 5,071.02 : x
  2. Step 2: Convert to fraction form
    19,862.09/29,793.12 = 5,071.02/x
  3. Step 3: Cross multiply
    19,862.09x = 29,793.12 × 5,071.02
  4. Step 4: Simplify right side
    19,862.09x = 151,081,507.38
  5. Step 5: Solve for x
    x = 151,081,507.38/19,862.09
  6. Step 6: Final answer
    x = 7,606.53

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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.