Home / 39,077.20-58,618.52-15,703.64

Finding the Fourth Proportional to 39,077.20, 58,618.52 and 15,703.64

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Solution

The fourth proportional to 39,077.20, 58,618.52 and 15,703.64 is: 23,556.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,077.20 : 58,618.52 = 15,703.64 : x
  2. Step 2: Convert to fraction form
    39,077.20/58,618.52 = 15,703.64/x
  3. Step 3: Cross multiply
    39,077.20x = 58,618.52 × 15,703.64
  4. Step 4: Simplify right side
    39,077.20x = 920,524,135.41
  5. Step 5: Solve for x
    x = 920,524,135.41/39,077.20
  6. Step 6: Final answer
    x = 23,556.55

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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.