Home / 34,524.18-47,649.91-21,609.45

Finding the Fourth Proportional to 34,524.18, 47,649.91 and 21,609.45

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Solution

The fourth proportional to 34,524.18, 47,649.91 and 21,609.45 is: 29,825.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,524.18 : 47,649.91 = 21,609.45 : x
  2. Step 2: Convert to fraction form
    34,524.18/47,649.91 = 21,609.45/x
  3. Step 3: Cross multiply
    34,524.18x = 47,649.91 × 21,609.45
  4. Step 4: Simplify right side
    34,524.18x = 1,029,688,195.97
  5. Step 5: Solve for x
    x = 1,029,688,195.97/34,524.18
  6. Step 6: Final answer
    x = 29,825.13

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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.