Home / 47,086.11-70,601.49-19,007.08

Finding the Fourth Proportional to 47,086.11, 70,601.49 and 19,007.08

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Solution

The fourth proportional to 47,086.11, 70,601.49 and 19,007.08 is: 28,499.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,086.11 : 70,601.49 = 19,007.08 : x
  2. Step 2: Convert to fraction form
    47,086.11/70,601.49 = 19,007.08/x
  3. Step 3: Cross multiply
    47,086.11x = 70,601.49 × 19,007.08
  4. Step 4: Simplify right side
    47,086.11x = 1,341,928,110.43
  5. Step 5: Solve for x
    x = 1,341,928,110.43/47,086.11
  6. Step 6: Final answer
    x = 28,499.45

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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.