Home / 49,420.13-68,197.08-28,999.44

Finding the Fourth Proportional to 49,420.13, 68,197.08 and 28,999.44

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Solution

The fourth proportional to 49,420.13, 68,197.08 and 28,999.44 is: 40,017.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,420.13 : 68,197.08 = 28,999.44 : x
  2. Step 2: Convert to fraction form
    49,420.13/68,197.08 = 28,999.44/x
  3. Step 3: Cross multiply
    49,420.13x = 68,197.08 × 28,999.44
  4. Step 4: Simplify right side
    49,420.13x = 1,977,677,191.38
  5. Step 5: Solve for x
    x = 1,977,677,191.38/49,420.13
  6. Step 6: Final answer
    x = 40,017.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.