Home / 47,853.38-71,783.01-14,575.75

Finding the Fourth Proportional to 47,853.38, 71,783.01 and 14,575.75

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Solution

The fourth proportional to 47,853.38, 71,783.01 and 14,575.75 is: 21,864.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,853.38 : 71,783.01 = 14,575.75 : x
  2. Step 2: Convert to fraction form
    47,853.38/71,783.01 = 14,575.75/x
  3. Step 3: Cross multiply
    47,853.38x = 71,783.01 × 14,575.75
  4. Step 4: Simplify right side
    47,853.38x = 1,046,291,028.55
  5. Step 5: Solve for x
    x = 1,046,291,028.55/47,853.38
  6. Step 6: Final answer
    x = 21,864.52

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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.