Home / 17,214.90-23,761.65-10,143.60

Finding the Fourth Proportional to 17,214.90, 23,761.65 and 10,143.60

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Solution

The fourth proportional to 17,214.90, 23,761.65 and 10,143.60 is: 14,001.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,214.90 : 23,761.65 = 10,143.60 : x
  2. Step 2: Convert to fraction form
    17,214.90/23,761.65 = 10,143.60/x
  3. Step 3: Cross multiply
    17,214.90x = 23,761.65 × 10,143.60
  4. Step 4: Simplify right side
    17,214.90x = 241,028,672.94
  5. Step 5: Solve for x
    x = 241,028,672.94/17,214.90
  6. Step 6: Final answer
    x = 14,001.17

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1.5x scale

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.