Home / 47,853.28-71,771.44-14,565.28

Finding the Fourth Proportional to 47,853.28, 71,771.44 and 14,565.28

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Solution

The fourth proportional to 47,853.28, 71,771.44 and 14,565.28 is: 21,845.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,853.28 : 71,771.44 = 14,565.28 : x
  2. Step 2: Convert to fraction form
    47,853.28/71,771.44 = 14,565.28/x
  3. Step 3: Cross multiply
    47,853.28x = 71,771.44 × 14,565.28
  4. Step 4: Simplify right side
    47,853.28x = 1,045,371,119.60
  5. Step 5: Solve for x
    x = 1,045,371,119.60/47,853.28
  6. Step 6: Final answer
    x = 21,845.34

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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.