Home / 33,140.74-45,732.84-18,033.46

Finding the Fourth Proportional to 33,140.74, 45,732.84 and 18,033.46

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Solution

The fourth proportional to 33,140.74, 45,732.84 and 18,033.46 is: 24,885.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,140.74 : 45,732.84 = 18,033.46 : x
  2. Step 2: Convert to fraction form
    33,140.74/45,732.84 = 18,033.46/x
  3. Step 3: Cross multiply
    33,140.74x = 45,732.84 × 18,033.46
  4. Step 4: Simplify right side
    33,140.74x = 824,721,340.83
  5. Step 5: Solve for x
    x = 824,721,340.83/33,140.74
  6. Step 6: Final answer
    x = 24,885.42

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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.