Home / 34,067.60-47,014.20-18,754.58

Finding the Fourth Proportional to 34,067.60, 47,014.20 and 18,754.58

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Solution

The fourth proportional to 34,067.60, 47,014.20 and 18,754.58 is: 25,881.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,067.60 : 47,014.20 = 18,754.58 : x
  2. Step 2: Convert to fraction form
    34,067.60/47,014.20 = 18,754.58/x
  3. Step 3: Cross multiply
    34,067.60x = 47,014.20 × 18,754.58
  4. Step 4: Simplify right side
    34,067.60x = 881,731,575.04
  5. Step 5: Solve for x
    x = 881,731,575.04/34,067.60
  6. Step 6: Final answer
    x = 25,881.82

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1.5x scale

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.