Home / 33,281.40-45,926.62-18,171.15

Finding the Fourth Proportional to 33,281.40, 45,926.62 and 18,171.15

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Solution

The fourth proportional to 33,281.40, 45,926.62 and 18,171.15 is: 25,075.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,281.40 : 45,926.62 = 18,171.15 : x
  2. Step 2: Convert to fraction form
    33,281.40/45,926.62 = 18,171.15/x
  3. Step 3: Cross multiply
    33,281.40x = 45,926.62 × 18,171.15
  4. Step 4: Simplify right side
    33,281.40x = 834,539,283.36
  5. Step 5: Solve for x
    x = 834,539,283.36/33,281.40
  6. Step 6: Final answer
    x = 25,075.25

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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.