Home / 29,920.08-41,289.49-16,491.34

Finding the Fourth Proportional to 29,920.08, 41,289.49 and 16,491.34

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Solution

The fourth proportional to 29,920.08, 41,289.49 and 16,491.34 is: 22,757.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,920.08 : 41,289.49 = 16,491.34 : x
  2. Step 2: Convert to fraction form
    29,920.08/41,289.49 = 16,491.34/x
  3. Step 3: Cross multiply
    29,920.08x = 41,289.49 × 16,491.34
  4. Step 4: Simplify right side
    29,920.08x = 680,919,018.02
  5. Step 5: Solve for x
    x = 680,919,018.02/29,920.08
  6. Step 6: Final answer
    x = 22,757.93

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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.