Home / 39,181.59-58,739.58-15,791.63

Finding the Fourth Proportional to 39,181.59, 58,739.58 and 15,791.63

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Solution

The fourth proportional to 39,181.59, 58,739.58 and 15,791.63 is: 23,674.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,181.59 : 58,739.58 = 15,791.63 : x
  2. Step 2: Convert to fraction form
    39,181.59/58,739.58 = 15,791.63/x
  3. Step 3: Cross multiply
    39,181.59x = 58,739.58 × 15,791.63
  4. Step 4: Simplify right side
    39,181.59x = 927,593,420.02
  5. Step 5: Solve for x
    x = 927,593,420.02/39,181.59
  6. Step 6: Final answer
    x = 23,674.22

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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.