Home / 25,354.10-38,021.52-10,152.02

Finding the Fourth Proportional to 25,354.10, 38,021.52 and 10,152.02

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Solution

The fourth proportional to 25,354.10, 38,021.52 and 10,152.02 is: 15,224.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,354.10 : 38,021.52 = 10,152.02 : x
  2. Step 2: Convert to fraction form
    25,354.10/38,021.52 = 10,152.02/x
  3. Step 3: Cross multiply
    25,354.10x = 38,021.52 × 10,152.02
  4. Step 4: Simplify right side
    25,354.10x = 385,995,231.47
  5. Step 5: Solve for x
    x = 385,995,231.47/25,354.10
  6. Step 6: Final answer
    x = 15,224.17

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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.