Home / 15,522.31-23,288.33-9,981.91

Finding the Fourth Proportional to 15,522.31, 23,288.33 and 9,981.91

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Solution

The fourth proportional to 15,522.31, 23,288.33 and 9,981.91 is: 14,975.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,522.31 : 23,288.33 = 9,981.91 : x
  2. Step 2: Convert to fraction form
    15,522.31/23,288.33 = 9,981.91/x
  3. Step 3: Cross multiply
    15,522.31x = 23,288.33 × 9,981.91
  4. Step 4: Simplify right side
    15,522.31x = 232,462,014.11
  5. Step 5: Solve for x
    x = 232,462,014.11/15,522.31
  6. Step 6: Final answer
    x = 14,975.99

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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.