Home / 75,615.28-113,439.80-23,028.84

Finding the Fourth Proportional to 75,615.28, 113,439.80 and 23,028.84

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Solution

The fourth proportional to 75,615.28, 113,439.80 and 23,028.84 is: 34,548.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,615.28 : 113,439.80 = 23,028.84 : x
  2. Step 2: Convert to fraction form
    75,615.28/113,439.80 = 23,028.84/x
  3. Step 3: Cross multiply
    75,615.28x = 113,439.80 × 23,028.84
  4. Step 4: Simplify right side
    75,615.28x = 2,612,387,003.83
  5. Step 5: Solve for x
    x = 2,612,387,003.83/75,615.28
  6. Step 6: Final answer
    x = 34,548.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.