Home / 39,704.37-54,776.40-22,699.48

Finding the Fourth Proportional to 39,704.37, 54,776.40 and 22,699.48

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Solution

The fourth proportional to 39,704.37, 54,776.40 and 22,699.48 is: 31,316.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,704.37 : 54,776.40 = 22,699.48 : x
  2. Step 2: Convert to fraction form
    39,704.37/54,776.40 = 22,699.48/x
  3. Step 3: Cross multiply
    39,704.37x = 54,776.40 × 22,699.48
  4. Step 4: Simplify right side
    39,704.37x = 1,243,395,522.39
  5. Step 5: Solve for x
    x = 1,243,395,522.39/39,704.37
  6. Step 6: Final answer
    x = 31,316.34

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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.