Home / 16,255.77-22,432.19-9,183.21

Finding the Fourth Proportional to 16,255.77, 22,432.19 and 9,183.21

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Solution

The fourth proportional to 16,255.77, 22,432.19 and 9,183.21 is: 12,672.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,255.77 : 22,432.19 = 9,183.21 : x
  2. Step 2: Convert to fraction form
    16,255.77/22,432.19 = 9,183.21/x
  3. Step 3: Cross multiply
    16,255.77x = 22,432.19 × 9,183.21
  4. Step 4: Simplify right side
    16,255.77x = 205,999,465.61
  5. Step 5: Solve for x
    x = 205,999,465.61/16,255.77
  6. Step 6: Final answer
    x = 12,672.39

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Half scale
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Double scale
Find fourth proportional to 16,256.77, 22,433.56 and 9,184.21
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.