Home / 25,688.10-38,522.97-10,898.04

Finding the Fourth Proportional to 25,688.10, 38,522.97 and 10,898.04

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Solution

The fourth proportional to 25,688.10, 38,522.97 and 10,898.04 is: 16,343.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,688.10 : 38,522.97 = 10,898.04 : x
  2. Step 2: Convert to fraction form
    25,688.10/38,522.97 = 10,898.04/x
  3. Step 3: Cross multiply
    25,688.10x = 38,522.97 × 10,898.04
  4. Step 4: Simplify right side
    25,688.10x = 419,824,867.98
  5. Step 5: Solve for x
    x = 419,824,867.98/25,688.10
  6. Step 6: Final answer
    x = 16,343.17

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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.