Home / 60,339.29-90,520.72-18,222.80

Finding the Fourth Proportional to 60,339.29, 90,520.72 and 18,222.80

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Solution

The fourth proportional to 60,339.29, 90,520.72 and 18,222.80 is: 27,337.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,339.29 : 90,520.72 = 18,222.80 : x
  2. Step 2: Convert to fraction form
    60,339.29/90,520.72 = 18,222.80/x
  3. Step 3: Cross multiply
    60,339.29x = 90,520.72 × 18,222.80
  4. Step 4: Simplify right side
    60,339.29x = 1,649,540,478.26
  5. Step 5: Solve for x
    x = 1,649,540,478.26/60,339.29
  6. Step 6: Final answer
    x = 27,337.75

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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.