Home / 19,256.31-28,837.29-15,904.05

Finding the Fourth Proportional to 19,256.31, 28,837.29 and 15,904.05

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Solution

The fourth proportional to 19,256.31, 28,837.29 and 15,904.05 is: 23,817.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,256.31 : 28,837.29 = 15,904.05 : x
  2. Step 2: Convert to fraction form
    19,256.31/28,837.29 = 15,904.05/x
  3. Step 3: Cross multiply
    19,256.31x = 28,837.29 × 15,904.05
  4. Step 4: Simplify right side
    19,256.31x = 458,629,702.02
  5. Step 5: Solve for x
    x = 458,629,702.02/19,256.31
  6. Step 6: Final answer
    x = 23,817.11

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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.