Home / 34,339.15-47,368.68-19,997.29

Finding the Fourth Proportional to 34,339.15, 47,368.68 and 19,997.29

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Solution

The fourth proportional to 34,339.15, 47,368.68 and 19,997.29 is: 27,584.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,339.15 : 47,368.68 = 19,997.29 : x
  2. Step 2: Convert to fraction form
    34,339.15/47,368.68 = 19,997.29/x
  3. Step 3: Cross multiply
    34,339.15x = 47,368.68 × 19,997.29
  4. Step 4: Simplify right side
    34,339.15x = 947,245,290.09
  5. Step 5: Solve for x
    x = 947,245,290.09/34,339.15
  6. Step 6: Final answer
    x = 27,584.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.