Home / 47,384.81-71,076.86-19,298.26

Finding the Fourth Proportional to 47,384.81, 71,076.86 and 19,298.26

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Solution

The fourth proportional to 47,384.81, 71,076.86 and 19,298.26 is: 28,947.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,384.81 : 71,076.86 = 19,298.26 : x
  2. Step 2: Convert to fraction form
    47,384.81/71,076.86 = 19,298.26/x
  3. Step 3: Cross multiply
    47,384.81x = 71,076.86 × 19,298.26
  4. Step 4: Simplify right side
    47,384.81x = 1,371,659,724.26
  5. Step 5: Solve for x
    x = 1,371,659,724.26/47,384.81
  6. Step 6: Final answer
    x = 28,947.25

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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.