Home / 20,392.41-30,587.13-5,600.06

Finding the Fourth Proportional to 20,392.41, 30,587.13 and 5,600.06

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Solution

The fourth proportional to 20,392.41, 30,587.13 and 5,600.06 is: 8,399.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,392.41 : 30,587.13 = 5,600.06 : x
  2. Step 2: Convert to fraction form
    20,392.41/30,587.13 = 5,600.06/x
  3. Step 3: Cross multiply
    20,392.41x = 30,587.13 × 5,600.06
  4. Step 4: Simplify right side
    20,392.41x = 171,289,763.23
  5. Step 5: Solve for x
    x = 171,289,763.23/20,392.41
  6. Step 6: Final answer
    x = 8,399.68

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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.