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Finding the Fourth Proportional to 47,315.88, 65,293.56 and 26,093.88

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Solution

The fourth proportional to 47,315.88, 65,293.56 and 26,093.88 is: 36,008.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,315.88 : 65,293.56 = 26,093.88 : x
  2. Step 2: Convert to fraction form
    47,315.88/65,293.56 = 26,093.88/x
  3. Step 3: Cross multiply
    47,315.88x = 65,293.56 × 26,093.88
  4. Step 4: Simplify right side
    47,315.88x = 1,703,762,319.41
  5. Step 5: Solve for x
    x = 1,703,762,319.41/47,315.88
  6. Step 6: Final answer
    x = 36,008.26

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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.