Home / 15,232.12-21,021.33-9,264.04

Finding the Fourth Proportional to 15,232.12, 21,021.33 and 9,264.04

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Solution

The fourth proportional to 15,232.12, 21,021.33 and 9,264.04 is: 12,784.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,232.12 : 21,021.33 = 9,264.04 : x
  2. Step 2: Convert to fraction form
    15,232.12/21,021.33 = 9,264.04/x
  3. Step 3: Cross multiply
    15,232.12x = 21,021.33 × 9,264.04
  4. Step 4: Simplify right side
    15,232.12x = 194,742,441.97
  5. Step 5: Solve for x
    x = 194,742,441.97/15,232.12
  6. Step 6: Final answer
    x = 12,784.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.