Home / 49,661.60-68,557.20-39,017.12

Finding the Fourth Proportional to 49,661.60, 68,557.20 and 39,017.12

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Solution

The fourth proportional to 49,661.60, 68,557.20 and 39,017.12 is: 53,862.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,661.60 : 68,557.20 = 39,017.12 : x
  2. Step 2: Convert to fraction form
    49,661.60/68,557.20 = 39,017.12/x
  3. Step 3: Cross multiply
    49,661.60x = 68,557.20 × 39,017.12
  4. Step 4: Simplify right side
    49,661.60x = 2,674,904,499.26
  5. Step 5: Solve for x
    x = 2,674,904,499.26/49,661.60
  6. Step 6: Final answer
    x = 53,862.63

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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.