Home / 49,421.14-74,135.75-16,140.46

Finding the Fourth Proportional to 49,421.14, 74,135.75 and 16,140.46

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Solution

The fourth proportional to 49,421.14, 74,135.75 and 16,140.46 is: 24,212.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,421.14 : 74,135.75 = 16,140.46 : x
  2. Step 2: Convert to fraction form
    49,421.14/74,135.75 = 16,140.46/x
  3. Step 3: Cross multiply
    49,421.14x = 74,135.75 × 16,140.46
  4. Step 4: Simplify right side
    49,421.14x = 1,196,585,107.45
  5. Step 5: Solve for x
    x = 1,196,585,107.45/49,421.14
  6. Step 6: Final answer
    x = 24,212.01

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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.