Home / 29,859.10-41,211.45-17,120.84

Finding the Fourth Proportional to 29,859.10, 41,211.45 and 17,120.84

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Solution

The fourth proportional to 29,859.10, 41,211.45 and 17,120.84 is: 23,630.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,859.10 : 41,211.45 = 17,120.84 : x
  2. Step 2: Convert to fraction form
    29,859.10/41,211.45 = 17,120.84/x
  3. Step 3: Cross multiply
    29,859.10x = 41,211.45 × 17,120.84
  4. Step 4: Simplify right side
    29,859.10x = 705,574,641.62
  5. Step 5: Solve for x
    x = 705,574,641.62/29,859.10
  6. Step 6: Final answer
    x = 23,630.14

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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.