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Finding the Fourth Proportional to 47,676.36, 65,766.02 and 29,740.20

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Solution

The fourth proportional to 47,676.36, 65,766.02 and 29,740.20 is: 41,024.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,676.36 : 65,766.02 = 29,740.20 : x
  2. Step 2: Convert to fraction form
    47,676.36/65,766.02 = 29,740.20/x
  3. Step 3: Cross multiply
    47,676.36x = 65,766.02 × 29,740.20
  4. Step 4: Simplify right side
    47,676.36x = 1,955,894,588.00
  5. Step 5: Solve for x
    x = 1,955,894,588.00/47,676.36
  6. Step 6: Final answer
    x = 41,024.41

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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.