Home / 29,959.92-41,345-16,531.68

Finding the Fourth Proportional to 29,959.92, 41,345 and 16,531.68

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Solution

The fourth proportional to 29,959.92, 41,345 and 16,531.68 is: 22,813.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,959.92 : 41,345 = 16,531.68 : x
  2. Step 2: Convert to fraction form
    29,959.92/41,345 = 16,531.68/x
  3. Step 3: Cross multiply
    29,959.92x = 41,345 × 16,531.68
  4. Step 4: Simplify right side
    29,959.92x = 683,502,309.60
  5. Step 5: Solve for x
    x = 683,502,309.60/29,959.92
  6. Step 6: Final answer
    x = 22,813.89

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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.