Home / 47,906.40-71,867.28-14,175.84

Finding the Fourth Proportional to 47,906.40, 71,867.28 and 14,175.84

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Solution

The fourth proportional to 47,906.40, 71,867.28 and 14,175.84 is: 21,266.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,906.40 : 71,867.28 = 14,175.84 : x
  2. Step 2: Convert to fraction form
    47,906.40/71,867.28 = 14,175.84/x
  3. Step 3: Cross multiply
    47,906.40x = 71,867.28 × 14,175.84
  4. Step 4: Simplify right side
    47,906.40x = 1,018,779,062.52
  5. Step 5: Solve for x
    x = 1,018,779,062.52/47,906.40
  6. Step 6: Final answer
    x = 21,266.03

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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.