Home / 49,582.72-74,329.12-17,985.43

Finding the Fourth Proportional to 49,582.72, 74,329.12 and 17,985.43

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Solution

The fourth proportional to 49,582.72, 74,329.12 and 17,985.43 is: 26,961.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,582.72 : 74,329.12 = 17,985.43 : x
  2. Step 2: Convert to fraction form
    49,582.72/74,329.12 = 17,985.43/x
  3. Step 3: Cross multiply
    49,582.72x = 74,329.12 × 17,985.43
  4. Step 4: Simplify right side
    49,582.72x = 1,336,841,184.72
  5. Step 5: Solve for x
    x = 1,336,841,184.72/49,582.72
  6. Step 6: Final answer
    x = 26,961.84

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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.