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Finding the Fourth Proportional to 47,354.63, 65,350.80 and 26,135.26

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Solution

The fourth proportional to 47,354.63, 65,350.80 and 26,135.26 is: 36,067.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,354.63 : 65,350.80 = 26,135.26 : x
  2. Step 2: Convert to fraction form
    47,354.63/65,350.80 = 26,135.26/x
  3. Step 3: Cross multiply
    47,354.63x = 65,350.80 × 26,135.26
  4. Step 4: Simplify right side
    47,354.63x = 1,707,959,985.83
  5. Step 5: Solve for x
    x = 1,707,959,985.83/47,354.63
  6. Step 6: Final answer
    x = 36,067.44

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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.