Home / 16,688.08-25,040.46-7,799.68

Finding the Fourth Proportional to 16,688.08, 25,040.46 and 7,799.68

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Solution

The fourth proportional to 16,688.08, 25,040.46 and 7,799.68 is: 11,703.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,688.08 : 25,040.46 = 7,799.68 : x
  2. Step 2: Convert to fraction form
    16,688.08/25,040.46 = 7,799.68/x
  3. Step 3: Cross multiply
    16,688.08x = 25,040.46 × 7,799.68
  4. Step 4: Simplify right side
    16,688.08x = 195,307,575.05
  5. Step 5: Solve for x
    x = 195,307,575.05/16,688.08
  6. Step 6: Final answer
    x = 11,703.42

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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.