Home / 21,293.36-31,938.04-10,046.08

Finding the Fourth Proportional to 21,293.36, 31,938.04 and 10,046.08

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Solution

The fourth proportional to 21,293.36, 31,938.04 and 10,046.08 is: 15,068.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,293.36 : 31,938.04 = 10,046.08 : x
  2. Step 2: Convert to fraction form
    21,293.36/31,938.04 = 10,046.08/x
  3. Step 3: Cross multiply
    21,293.36x = 31,938.04 × 10,046.08
  4. Step 4: Simplify right side
    21,293.36x = 320,852,104.88
  5. Step 5: Solve for x
    x = 320,852,104.88/21,293.36
  6. Step 6: Final answer
    x = 15,068.18

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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.