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Finding the Fourth Proportional to 47,646.51, 65,745.18 and 26,425.95

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Solution

The fourth proportional to 47,646.51, 65,745.18 and 26,425.95 is: 36,463.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,646.51 : 65,745.18 = 26,425.95 : x
  2. Step 2: Convert to fraction form
    47,646.51/65,745.18 = 26,425.95/x
  3. Step 3: Cross multiply
    47,646.51x = 65,745.18 × 26,425.95
  4. Step 4: Simplify right side
    47,646.51x = 1,737,378,839.42
  5. Step 5: Solve for x
    x = 1,737,378,839.42/47,646.51
  6. Step 6: Final answer
    x = 36,463.93

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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.