Home / 40,564.80-60,782.40-33,955.20

Finding the Fourth Proportional to 40,564.80, 60,782.40 and 33,955.20

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Solution

The fourth proportional to 40,564.80, 60,782.40 and 33,955.20 is: 50,878.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,564.80 : 60,782.40 = 33,955.20 : x
  2. Step 2: Convert to fraction form
    40,564.80/60,782.40 = 33,955.20/x
  3. Step 3: Cross multiply
    40,564.80x = 60,782.40 × 33,955.20
  4. Step 4: Simplify right side
    40,564.80x = 2,063,878,548.48
  5. Step 5: Solve for x
    x = 2,063,878,548.48/40,564.80
  6. Step 6: Final answer
    x = 50,878.56

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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.