Home / 47,947.28-71,918.33-14,667.35

Finding the Fourth Proportional to 47,947.28, 71,918.33 and 14,667.35

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Solution

The fourth proportional to 47,947.28, 71,918.33 and 14,667.35 is: 22,000.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,947.28 : 71,918.33 = 14,667.35 : x
  2. Step 2: Convert to fraction form
    47,947.28/71,918.33 = 14,667.35/x
  3. Step 3: Cross multiply
    47,947.28x = 71,918.33 × 14,667.35
  4. Step 4: Simplify right side
    47,947.28x = 1,054,850,967.10
  5. Step 5: Solve for x
    x = 1,054,850,967.10/47,947.28
  6. Step 6: Final answer
    x = 22,000.22

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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.