Home / 16,734.42-25,140.51-9,813.78

Finding the Fourth Proportional to 16,734.42, 25,140.51 and 9,813.78

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Solution

The fourth proportional to 16,734.42, 25,140.51 and 9,813.78 is: 14,743.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,734.42 : 25,140.51 = 9,813.78 : x
  2. Step 2: Convert to fraction form
    16,734.42/25,140.51 = 9,813.78/x
  3. Step 3: Cross multiply
    16,734.42x = 25,140.51 × 9,813.78
  4. Step 4: Simplify right side
    16,734.42x = 246,723,434.23
  5. Step 5: Solve for x
    x = 246,723,434.23/16,734.42
  6. Step 6: Final answer
    x = 14,743.47

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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.