Home / 19,862.40-29,793.57-5,071.33

Finding the Fourth Proportional to 19,862.40, 29,793.57 and 5,071.33

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Solution

The fourth proportional to 19,862.40, 29,793.57 and 5,071.33 is: 7,606.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,862.40 : 29,793.57 = 5,071.33 : x
  2. Step 2: Convert to fraction form
    19,862.40/29,793.57 = 5,071.33/x
  3. Step 3: Cross multiply
    19,862.40x = 29,793.57 × 5,071.33
  4. Step 4: Simplify right side
    19,862.40x = 151,092,904.51
  5. Step 5: Solve for x
    x = 151,092,904.51/19,862.40
  6. Step 6: Final answer
    x = 7,606.98

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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.