Home / 39,637.12-54,704.24-23,730.32

Finding the Fourth Proportional to 39,637.12, 54,704.24 and 23,730.32

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Solution

The fourth proportional to 39,637.12, 54,704.24 and 23,730.32 is: 32,750.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,637.12 : 54,704.24 = 23,730.32 : x
  2. Step 2: Convert to fraction form
    39,637.12/54,704.24 = 23,730.32/x
  3. Step 3: Cross multiply
    39,637.12x = 54,704.24 × 23,730.32
  4. Step 4: Simplify right side
    39,637.12x = 1,298,149,120.56
  5. Step 5: Solve for x
    x = 1,298,149,120.56/39,637.12
  6. Step 6: Final answer
    x = 32,750.84

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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.