Home / 47,043.66-70,536.78-19,994.14

Finding the Fourth Proportional to 47,043.66, 70,536.78 and 19,994.14

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Solution

The fourth proportional to 47,043.66, 70,536.78 and 19,994.14 is: 29,979.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,043.66 : 70,536.78 = 19,994.14 : x
  2. Step 2: Convert to fraction form
    47,043.66/70,536.78 = 19,994.14/x
  3. Step 3: Cross multiply
    47,043.66x = 70,536.78 × 19,994.14
  4. Step 4: Simplify right side
    47,043.66x = 1,410,322,254.47
  5. Step 5: Solve for x
    x = 1,410,322,254.47/47,043.66
  6. Step 6: Final answer
    x = 29,979.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.