Home / 29,715.52-41,007.90-16,288.06

Finding the Fourth Proportional to 29,715.52, 41,007.90 and 16,288.06

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Solution

The fourth proportional to 29,715.52, 41,007.90 and 16,288.06 is: 22,477.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,715.52 : 41,007.90 = 16,288.06 : x
  2. Step 2: Convert to fraction form
    29,715.52/41,007.90 = 16,288.06/x
  3. Step 3: Cross multiply
    29,715.52x = 41,007.90 × 16,288.06
  4. Step 4: Simplify right side
    29,715.52x = 667,939,135.67
  5. Step 5: Solve for x
    x = 667,939,135.67/29,715.52
  6. Step 6: Final answer
    x = 22,477.79

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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.