Home / 47,041.66-70,533.78-19,992.13

Finding the Fourth Proportional to 47,041.66, 70,533.78 and 19,992.13

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Solution

The fourth proportional to 47,041.66, 70,533.78 and 19,992.13 is: 29,975.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,041.66 : 70,533.78 = 19,992.13 : x
  2. Step 2: Convert to fraction form
    47,041.66/70,533.78 = 19,992.13/x
  3. Step 3: Cross multiply
    47,041.66x = 70,533.78 × 19,992.13
  4. Step 4: Simplify right side
    47,041.66x = 1,410,120,499.15
  5. Step 5: Solve for x
    x = 1,410,120,499.15/47,041.66
  6. Step 6: Final answer
    x = 29,975.99

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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.