Home / 25,622.90-38,417.79-10,042.10

Finding the Fourth Proportional to 25,622.90, 38,417.79 and 10,042.10

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Solution

The fourth proportional to 25,622.90, 38,417.79 and 10,042.10 is: 15,056.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,622.90 : 38,417.79 = 10,042.10 : x
  2. Step 2: Convert to fraction form
    25,622.90/38,417.79 = 10,042.10/x
  3. Step 3: Cross multiply
    25,622.90x = 38,417.79 × 10,042.10
  4. Step 4: Simplify right side
    25,622.90x = 385,795,238.75
  5. Step 5: Solve for x
    x = 385,795,238.75/25,622.90
  6. Step 6: Final answer
    x = 15,056.66

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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.