Home / 17,996.31-24,821.51-13,214.75

Finding the Fourth Proportional to 17,996.31, 24,821.51 and 13,214.75

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Solution

The fourth proportional to 17,996.31, 24,821.51 and 13,214.75 is: 18,226.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,996.31 : 24,821.51 = 13,214.75 : x
  2. Step 2: Convert to fraction form
    17,996.31/24,821.51 = 13,214.75/x
  3. Step 3: Cross multiply
    17,996.31x = 24,821.51 × 13,214.75
  4. Step 4: Simplify right side
    17,996.31x = 328,009,925.16
  5. Step 5: Solve for x
    x = 328,009,925.16/17,996.31
  6. Step 6: Final answer
    x = 18,226.52

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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.