Home / 21,930.07-32,897.18-6,135.11

Finding the Fourth Proportional to 21,930.07, 32,897.18 and 6,135.11

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Solution

The fourth proportional to 21,930.07, 32,897.18 and 6,135.11 is: 9,203.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,930.07 : 32,897.18 = 6,135.11 : x
  2. Step 2: Convert to fraction form
    21,930.07/32,897.18 = 6,135.11/x
  3. Step 3: Cross multiply
    21,930.07x = 32,897.18 × 6,135.11
  4. Step 4: Simplify right side
    21,930.07x = 201,827,653.50
  5. Step 5: Solve for x
    x = 201,827,653.50/21,930.07
  6. Step 6: Final answer
    x = 9,203.24

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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.