Home / 16,299.70-22,493.87-12,718.69

Finding the Fourth Proportional to 16,299.70, 22,493.87 and 12,718.69

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Solution

The fourth proportional to 16,299.70, 22,493.87 and 12,718.69 is: 17,552.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,299.70 : 22,493.87 = 12,718.69 : x
  2. Step 2: Convert to fraction form
    16,299.70/22,493.87 = 12,718.69/x
  3. Step 3: Cross multiply
    16,299.70x = 22,493.87 × 12,718.69
  4. Step 4: Simplify right side
    16,299.70x = 286,092,487.30
  5. Step 5: Solve for x
    x = 286,092,487.30/16,299.70
  6. Step 6: Final answer
    x = 17,552.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.