Home / 17,270.04-25,875.90-13,800

Finding the Fourth Proportional to 17,270.04, 25,875.90 and 13,800

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Solution

The fourth proportional to 17,270.04, 25,875.90 and 13,800 is: 20,676.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,270.04 : 25,875.90 = 13,800 : x
  2. Step 2: Convert to fraction form
    17,270.04/25,875.90 = 13,800/x
  3. Step 3: Cross multiply
    17,270.04x = 25,875.90 × 13,800
  4. Step 4: Simplify right side
    17,270.04x = 357,087,420
  5. Step 5: Solve for x
    x = 357,087,420/17,270.04
  6. Step 6: Final answer
    x = 20,676.70

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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.