Home / 49,893.64-74,775.66-20,277.01

Finding the Fourth Proportional to 49,893.64, 74,775.66 and 20,277.01

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Solution

The fourth proportional to 49,893.64, 74,775.66 and 20,277.01 is: 30,389.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,893.64 : 74,775.66 = 20,277.01 : x
  2. Step 2: Convert to fraction form
    49,893.64/74,775.66 = 20,277.01/x
  3. Step 3: Cross multiply
    49,893.64x = 74,775.66 × 20,277.01
  4. Step 4: Simplify right side
    49,893.64x = 1,516,226,805.58
  5. Step 5: Solve for x
    x = 1,516,226,805.58/49,893.64
  6. Step 6: Final answer
    x = 30,389.18

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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.