Home / 48,548.40-72,649.80-33,687.60

Finding the Fourth Proportional to 48,548.40, 72,649.80 and 33,687.60

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Solution

The fourth proportional to 48,548.40, 72,649.80 and 33,687.60 is: 50,411.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,548.40 : 72,649.80 = 33,687.60 : x
  2. Step 2: Convert to fraction form
    48,548.40/72,649.80 = 33,687.60/x
  3. Step 3: Cross multiply
    48,548.40x = 72,649.80 × 33,687.60
  4. Step 4: Simplify right side
    48,548.40x = 2,447,397,402.48
  5. Step 5: Solve for x
    x = 2,447,397,402.48/48,548.40
  6. Step 6: Final answer
    x = 50,411.49

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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.