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Finding the Fourth Proportional to 47,798.71, 65,958.77 and 26,289.95

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Solution

The fourth proportional to 47,798.71, 65,958.77 and 26,289.95 is: 36,278.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,798.71 : 65,958.77 = 26,289.95 : x
  2. Step 2: Convert to fraction form
    47,798.71/65,958.77 = 26,289.95/x
  3. Step 3: Cross multiply
    47,798.71x = 65,958.77 × 26,289.95
  4. Step 4: Simplify right side
    47,798.71x = 1,734,052,501.29
  5. Step 5: Solve for x
    x = 1,734,052,501.29/47,798.71
  6. Step 6: Final answer
    x = 36,278.23

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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.