Home / 47,079.82-64,970.58-25,859.56

Finding the Fourth Proportional to 47,079.82, 64,970.58 and 25,859.56

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Solution

The fourth proportional to 47,079.82, 64,970.58 and 25,859.56 is: 35,686.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,079.82 : 64,970.58 = 25,859.56 : x
  2. Step 2: Convert to fraction form
    47,079.82/64,970.58 = 25,859.56/x
  3. Step 3: Cross multiply
    47,079.82x = 64,970.58 × 25,859.56
  4. Step 4: Simplify right side
    47,079.82x = 1,680,110,611.74
  5. Step 5: Solve for x
    x = 1,680,110,611.74/47,079.82
  6. Step 6: Final answer
    x = 35,686.43

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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.