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Finding the Fourth Proportional to 16,900.95, 25,351.95 and 5,807.48

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Solution

The fourth proportional to 16,900.95, 25,351.95 and 5,807.48 is: 8,711.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,900.95 : 25,351.95 = 5,807.48 : x
  2. Step 2: Convert to fraction form
    16,900.95/25,351.95 = 5,807.48/x
  3. Step 3: Cross multiply
    16,900.95x = 25,351.95 × 5,807.48
  4. Step 4: Simplify right side
    16,900.95x = 147,231,062.66
  5. Step 5: Solve for x
    x = 147,231,062.66/16,900.95
  6. Step 6: Final answer
    x = 8,711.41

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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.