Home / 39,059.60-58,659.80-34,221.20

Finding the Fourth Proportional to 39,059.60, 58,659.80 and 34,221.20

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Solution

The fourth proportional to 39,059.60, 58,659.80 and 34,221.20 is: 51,393.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,059.60 : 58,659.80 = 34,221.20 : x
  2. Step 2: Convert to fraction form
    39,059.60/58,659.80 = 34,221.20/x
  3. Step 3: Cross multiply
    39,059.60x = 58,659.80 × 34,221.20
  4. Step 4: Simplify right side
    39,059.60x = 2,007,408,747.76
  5. Step 5: Solve for x
    x = 2,007,408,747.76/39,059.60
  6. Step 6: Final answer
    x = 51,393.48

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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.