Home / 25,709.90-35,478.18-14,224.14

Finding the Fourth Proportional to 25,709.90, 35,478.18 and 14,224.14

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Solution

The fourth proportional to 25,709.90, 35,478.18 and 14,224.14 is: 19,628.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,709.90 : 35,478.18 = 14,224.14 : x
  2. Step 2: Convert to fraction form
    25,709.90/35,478.18 = 14,224.14/x
  3. Step 3: Cross multiply
    25,709.90x = 35,478.18 × 14,224.14
  4. Step 4: Simplify right side
    25,709.90x = 504,646,599.27
  5. Step 5: Solve for x
    x = 504,646,599.27/25,709.90
  6. Step 6: Final answer
    x = 19,628.50

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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.