Home / 49,598.28-74,395.86-12,158.46

Finding the Fourth Proportional to 49,598.28, 74,395.86 and 12,158.46

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Solution

The fourth proportional to 49,598.28, 74,395.86 and 12,158.46 is: 18,237.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,598.28 : 74,395.86 = 12,158.46 : x
  2. Step 2: Convert to fraction form
    49,598.28/74,395.86 = 12,158.46/x
  3. Step 3: Cross multiply
    49,598.28x = 74,395.86 × 12,158.46
  4. Step 4: Simplify right side
    49,598.28x = 904,539,087.98
  5. Step 5: Solve for x
    x = 904,539,087.98/49,598.28
  6. Step 6: Final answer
    x = 18,237.31

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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.