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Finding the Fourth Proportional to 29,852.40, 41,910 and 29,852.40

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Solution

The fourth proportional to 29,852.40, 41,910 and 29,852.40 is: 41,910

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,852.40 : 41,910 = 29,852.40 : x
  2. Step 2: Convert to fraction form
    29,852.40/41,910 = 29,852.40/x
  3. Step 3: Cross multiply
    29,852.40x = 41,910 × 29,852.40
  4. Step 4: Simplify right side
    29,852.40x = 1,251,114,084
  5. Step 5: Solve for x
    x = 1,251,114,084/29,852.40
  6. Step 6: Final answer
    x = 41,910

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.