Home / 49,815.12-74,722.44-14,752.08

Finding the Fourth Proportional to 49,815.12, 74,722.44 and 14,752.08

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Solution

The fourth proportional to 49,815.12, 74,722.44 and 14,752.08 is: 22,128.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,815.12 : 74,722.44 = 14,752.08 : x
  2. Step 2: Convert to fraction form
    49,815.12/74,722.44 = 14,752.08/x
  3. Step 3: Cross multiply
    49,815.12x = 74,722.44 × 14,752.08
  4. Step 4: Simplify right side
    49,815.12x = 1,102,311,412.68
  5. Step 5: Solve for x
    x = 1,102,311,412.68/49,815.12
  6. Step 6: Final answer
    x = 22,128.05

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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.