Home / 54,799.65-75,615.40-33,278.20

Finding the Fourth Proportional to 54,799.65, 75,615.40 and 33,278.20

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Solution

The fourth proportional to 54,799.65, 75,615.40 and 33,278.20 is: 45,918.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,799.65 : 75,615.40 = 33,278.20 : x
  2. Step 2: Convert to fraction form
    54,799.65/75,615.40 = 33,278.20/x
  3. Step 3: Cross multiply
    54,799.65x = 75,615.40 × 33,278.20
  4. Step 4: Simplify right side
    54,799.65x = 2,516,344,586.50
  5. Step 5: Solve for x
    x = 2,516,344,586.50/54,799.65
  6. Step 6: Final answer
    x = 45,918.99

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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.