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Finding the Fourth Proportional to 47,576.88, 65,654.64 and 26,355.68

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Solution

The fourth proportional to 47,576.88, 65,654.64 and 26,355.68 is: 36,370.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,576.88 : 65,654.64 = 26,355.68 : x
  2. Step 2: Convert to fraction form
    47,576.88/65,654.64 = 26,355.68/x
  3. Step 3: Cross multiply
    47,576.88x = 65,654.64 × 26,355.68
  4. Step 4: Simplify right side
    47,576.88x = 1,730,372,682.36
  5. Step 5: Solve for x
    x = 1,730,372,682.36/47,576.88
  6. Step 6: Final answer
    x = 36,370.03

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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.