Home / 47,349.09-71,064.41-19,284.75

Finding the Fourth Proportional to 47,349.09, 71,064.41 and 19,284.75

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Solution

The fourth proportional to 47,349.09, 71,064.41 and 19,284.75 is: 28,943.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,349.09 : 71,064.41 = 19,284.75 : x
  2. Step 2: Convert to fraction form
    47,349.09/71,064.41 = 19,284.75/x
  3. Step 3: Cross multiply
    47,349.09x = 71,064.41 × 19,284.75
  4. Step 4: Simplify right side
    47,349.09x = 1,370,459,284.32
  5. Step 5: Solve for x
    x = 1,370,459,284.32/47,349.09
  6. Step 6: Final answer
    x = 28,943.73

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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.