Home / 19,862.51-29,793.05-5,071.30

Finding the Fourth Proportional to 19,862.51, 29,793.05 and 5,071.30

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Solution

The fourth proportional to 19,862.51, 29,793.05 and 5,071.30 is: 7,606.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,862.51 : 29,793.05 = 5,071.30 : x
  2. Step 2: Convert to fraction form
    19,862.51/29,793.05 = 5,071.30/x
  3. Step 3: Cross multiply
    19,862.51x = 29,793.05 × 5,071.30
  4. Step 4: Simplify right side
    19,862.51x = 151,089,413.64
  5. Step 5: Solve for x
    x = 151,089,413.64/19,862.51
  6. Step 6: Final answer
    x = 7,606.77

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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.