Home / 39,221.80-58,857-15,848.44

Finding the Fourth Proportional to 39,221.80, 58,857 and 15,848.44

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Solution

The fourth proportional to 39,221.80, 58,857 and 15,848.44 is: 23,782.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,221.80 : 58,857 = 15,848.44 : x
  2. Step 2: Convert to fraction form
    39,221.80/58,857 = 15,848.44/x
  3. Step 3: Cross multiply
    39,221.80x = 58,857 × 15,848.44
  4. Step 4: Simplify right side
    39,221.80x = 932,791,633.08
  5. Step 5: Solve for x
    x = 932,791,633.08/39,221.80
  6. Step 6: Final answer
    x = 23,782.48

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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.