Home / 49,892.24-74,798.64-28,808.39

Finding the Fourth Proportional to 49,892.24, 74,798.64 and 28,808.39

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Solution

The fourth proportional to 49,892.24, 74,798.64 and 28,808.39 is: 43,189.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,892.24 : 74,798.64 = 28,808.39 : x
  2. Step 2: Convert to fraction form
    49,892.24/74,798.64 = 28,808.39/x
  3. Step 3: Cross multiply
    49,892.24x = 74,798.64 × 28,808.39
  4. Step 4: Simplify right side
    49,892.24x = 2,154,828,579.59
  5. Step 5: Solve for x
    x = 2,154,828,579.59/49,892.24
  6. Step 6: Final answer
    x = 43,189.65

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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.