Home / 33,246.48-45,855.96-20,482.72

Finding the Fourth Proportional to 33,246.48, 45,855.96 and 20,482.72

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Solution

The fourth proportional to 33,246.48, 45,855.96 and 20,482.72 is: 28,251.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,246.48 : 45,855.96 = 20,482.72 : x
  2. Step 2: Convert to fraction form
    33,246.48/45,855.96 = 20,482.72/x
  3. Step 3: Cross multiply
    33,246.48x = 45,855.96 × 20,482.72
  4. Step 4: Simplify right side
    33,246.48x = 939,254,789.01
  5. Step 5: Solve for x
    x = 939,254,789.01/33,246.48
  6. Step 6: Final answer
    x = 28,251.26

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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.