Home / 33,281.65-45,926.96-18,171.40

Finding the Fourth Proportional to 33,281.65, 45,926.96 and 18,171.40

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Solution

The fourth proportional to 33,281.65, 45,926.96 and 18,171.40 is: 25,075.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,281.65 : 45,926.96 = 18,171.40 : x
  2. Step 2: Convert to fraction form
    33,281.65/45,926.96 = 18,171.40/x
  3. Step 3: Cross multiply
    33,281.65x = 45,926.96 × 18,171.40
  4. Step 4: Simplify right side
    33,281.65x = 834,557,091.56
  5. Step 5: Solve for x
    x = 834,557,091.56/33,281.65
  6. Step 6: Final answer
    x = 25,075.59

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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.