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Finding the Fourth Proportional to 47,364.70, 65,362.93 and 26,143.96

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Solution

The fourth proportional to 47,364.70, 65,362.93 and 26,143.96 is: 36,078.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,364.70 : 65,362.93 = 26,143.96 : x
  2. Step 2: Convert to fraction form
    47,364.70/65,362.93 = 26,143.96/x
  3. Step 3: Cross multiply
    47,364.70x = 65,362.93 × 26,143.96
  4. Step 4: Simplify right side
    47,364.70x = 1,708,845,827.40
  5. Step 5: Solve for x
    x = 1,708,845,827.40/47,364.70
  6. Step 6: Final answer
    x = 36,078.47

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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.