Home / 48,021.15-72,040.19-16,423.80

Finding the Fourth Proportional to 48,021.15, 72,040.19 and 16,423.80

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Solution

The fourth proportional to 48,021.15, 72,040.19 and 16,423.80 is: 24,638.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,021.15 : 72,040.19 = 16,423.80 : x
  2. Step 2: Convert to fraction form
    48,021.15/72,040.19 = 16,423.80/x
  3. Step 3: Cross multiply
    48,021.15x = 72,040.19 × 16,423.80
  4. Step 4: Simplify right side
    48,021.15x = 1,183,173,320.25
  5. Step 5: Solve for x
    x = 1,183,173,320.25/48,021.15
  6. Step 6: Final answer
    x = 24,638.59

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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.