Home / 17,208.10-23,748.54-10,135.90

Finding the Fourth Proportional to 17,208.10, 23,748.54 and 10,135.90

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Solution

The fourth proportional to 17,208.10, 23,748.54 and 10,135.90 is: 13,988.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,208.10 : 23,748.54 = 10,135.90 : x
  2. Step 2: Convert to fraction form
    17,208.10/23,748.54 = 10,135.90/x
  3. Step 3: Cross multiply
    17,208.10x = 23,748.54 × 10,135.90
  4. Step 4: Simplify right side
    17,208.10x = 240,712,826.59
  5. Step 5: Solve for x
    x = 240,712,826.59/17,208.10
  6. Step 6: Final answer
    x = 13,988.34

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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.