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Finding the Fourth Proportional to 47,074.77, 64,964.63 and 25,853.99

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Solution

The fourth proportional to 47,074.77, 64,964.63 and 25,853.99 is: 35,679.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,074.77 : 64,964.63 = 25,853.99 : x
  2. Step 2: Convert to fraction form
    47,074.77/64,964.63 = 25,853.99/x
  3. Step 3: Cross multiply
    47,074.77x = 64,964.63 × 25,853.99
  4. Step 4: Simplify right side
    47,074.77x = 1,679,594,634.19
  5. Step 5: Solve for x
    x = 1,679,594,634.19/47,074.77
  6. Step 6: Final answer
    x = 35,679.30

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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.