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Finding the Fourth Proportional to 16,927.60, 25,342.80 and 10,366.60

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Solution

The fourth proportional to 16,927.60, 25,342.80 and 10,366.60 is: 15,520.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,927.60 : 25,342.80 = 10,366.60 : x
  2. Step 2: Convert to fraction form
    16,927.60/25,342.80 = 10,366.60/x
  3. Step 3: Cross multiply
    16,927.60x = 25,342.80 × 10,366.60
  4. Step 4: Simplify right side
    16,927.60x = 262,718,670.48
  5. Step 5: Solve for x
    x = 262,718,670.48/16,927.60
  6. Step 6: Final answer
    x = 15,520.14

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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.