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Finding the Fourth Proportional to 16,055.15, 24,065.78 and 8,657.60

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Solution

The fourth proportional to 16,055.15, 24,065.78 and 8,657.60 is: 12,977.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,055.15 : 24,065.78 = 8,657.60 : x
  2. Step 2: Convert to fraction form
    16,055.15/24,065.78 = 8,657.60/x
  3. Step 3: Cross multiply
    16,055.15x = 24,065.78 × 8,657.60
  4. Step 4: Simplify right side
    16,055.15x = 208,351,733.31
  5. Step 5: Solve for x
    x = 208,351,733.31/16,055.15
  6. Step 6: Final answer
    x = 12,977.26

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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.