Home / 15,322.91-22,970.69-6,553.31

Finding the Fourth Proportional to 15,322.91, 22,970.69 and 6,553.31

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Solution

The fourth proportional to 15,322.91, 22,970.69 and 6,553.31 is: 9,824.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,322.91 : 22,970.69 = 6,553.31 : x
  2. Step 2: Convert to fraction form
    15,322.91/22,970.69 = 6,553.31/x
  3. Step 3: Cross multiply
    15,322.91x = 22,970.69 × 6,553.31
  4. Step 4: Simplify right side
    15,322.91x = 150,534,019.72
  5. Step 5: Solve for x
    x = 150,534,019.72/15,322.91
  6. Step 6: Final answer
    x = 9,824.11

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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.