Home / 16,255.74-24,381.11-5,160.99

Finding the Fourth Proportional to 16,255.74, 24,381.11 and 5,160.99

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Solution

The fourth proportional to 16,255.74, 24,381.11 and 5,160.99 is: 7,740.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,255.74 : 24,381.11 = 5,160.99 : x
  2. Step 2: Convert to fraction form
    16,255.74/24,381.11 = 5,160.99/x
  3. Step 3: Cross multiply
    16,255.74x = 24,381.11 × 5,160.99
  4. Step 4: Simplify right side
    16,255.74x = 125,830,664.90
  5. Step 5: Solve for x
    x = 125,830,664.90/16,255.74
  6. Step 6: Final answer
    x = 7,740.69

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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.