Home / 25,355.28-38,007.36-10,572.36

Finding the Fourth Proportional to 25,355.28, 38,007.36 and 10,572.36

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Solution

The fourth proportional to 25,355.28, 38,007.36 and 10,572.36 is: 15,847.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,355.28 : 38,007.36 = 10,572.36 : x
  2. Step 2: Convert to fraction form
    25,355.28/38,007.36 = 10,572.36/x
  3. Step 3: Cross multiply
    25,355.28x = 38,007.36 × 10,572.36
  4. Step 4: Simplify right side
    25,355.28x = 401,827,492.57
  5. Step 5: Solve for x
    x = 401,827,492.57/25,355.28
  6. Step 6: Final answer
    x = 15,847.88

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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.