Home / 21,291.24-31,907.88-10,044.84

Finding the Fourth Proportional to 21,291.24, 31,907.88 and 10,044.84

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Solution

The fourth proportional to 21,291.24, 31,907.88 and 10,044.84 is: 15,053.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,291.24 : 31,907.88 = 10,044.84 : x
  2. Step 2: Convert to fraction form
    21,291.24/31,907.88 = 10,044.84/x
  3. Step 3: Cross multiply
    21,291.24x = 31,907.88 × 10,044.84
  4. Step 4: Simplify right side
    21,291.24x = 320,509,549.34
  5. Step 5: Solve for x
    x = 320,509,549.34/21,291.24
  6. Step 6: Final answer
    x = 15,053.59

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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.