Home / 33,215.04-45,837.36-18,107.82

Finding the Fourth Proportional to 33,215.04, 45,837.36 and 18,107.82

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Solution

The fourth proportional to 33,215.04, 45,837.36 and 18,107.82 is: 24,989.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,215.04 : 45,837.36 = 18,107.82 : x
  2. Step 2: Convert to fraction form
    33,215.04/45,837.36 = 18,107.82/x
  3. Step 3: Cross multiply
    33,215.04x = 45,837.36 × 18,107.82
  4. Step 4: Simplify right side
    33,215.04x = 830,014,664.16
  5. Step 5: Solve for x
    x = 830,014,664.16/33,215.04
  6. Step 6: Final answer
    x = 24,989.12

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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.