Home / 16,434.72-24,673.95-11,115.76

Finding the Fourth Proportional to 16,434.72, 24,673.95 and 11,115.76

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Solution

The fourth proportional to 16,434.72, 24,673.95 and 11,115.76 is: 16,688.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,434.72 : 24,673.95 = 11,115.76 : x
  2. Step 2: Convert to fraction form
    16,434.72/24,673.95 = 11,115.76/x
  3. Step 3: Cross multiply
    16,434.72x = 24,673.95 × 11,115.76
  4. Step 4: Simplify right side
    16,434.72x = 274,269,706.45
  5. Step 5: Solve for x
    x = 274,269,706.45/16,434.72
  6. Step 6: Final answer
    x = 16,688.44

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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.