Home / 49,928.20-74,870.43-14,860.87

Finding the Fourth Proportional to 49,928.20, 74,870.43 and 14,860.87

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Solution

The fourth proportional to 49,928.20, 74,870.43 and 14,860.87 is: 22,284.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,928.20 : 74,870.43 = 14,860.87 : x
  2. Step 2: Convert to fraction form
    49,928.20/74,870.43 = 14,860.87/x
  3. Step 3: Cross multiply
    49,928.20x = 74,870.43 × 14,860.87
  4. Step 4: Simplify right side
    49,928.20x = 1,112,639,727.07
  5. Step 5: Solve for x
    x = 1,112,639,727.07/49,928.20
  6. Step 6: Final answer
    x = 22,284.80

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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.