Home / 49,884.63-68,822.76-38,403.05

Finding the Fourth Proportional to 49,884.63, 68,822.76 and 38,403.05

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Solution

The fourth proportional to 49,884.63, 68,822.76 and 38,403.05 is: 52,982.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,884.63 : 68,822.76 = 38,403.05 : x
  2. Step 2: Convert to fraction form
    49,884.63/68,822.76 = 38,403.05/x
  3. Step 3: Cross multiply
    49,884.63x = 68,822.76 × 38,403.05
  4. Step 4: Simplify right side
    49,884.63x = 2,643,003,549.30
  5. Step 5: Solve for x
    x = 2,643,003,549.30/49,884.63
  6. Step 6: Final answer
    x = 52,982.32

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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.