Home / 38,477.80-57,716.70-35,999.20

Finding the Fourth Proportional to 38,477.80, 57,716.70 and 35,999.20

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Solution

The fourth proportional to 38,477.80, 57,716.70 and 35,999.20 is: 53,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,477.80 : 57,716.70 = 35,999.20 : x
  2. Step 2: Convert to fraction form
    38,477.80/57,716.70 = 35,999.20/x
  3. Step 3: Cross multiply
    38,477.80x = 57,716.70 × 35,999.20
  4. Step 4: Simplify right side
    38,477.80x = 2,077,755,026.64
  5. Step 5: Solve for x
    x = 2,077,755,026.64/38,477.80
  6. Step 6: Final answer
    x = 53,998.80

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1.5x scale

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.