Home / 34,179.40-47,167.41-19,072.09

Finding the Fourth Proportional to 34,179.40, 47,167.41 and 19,072.09

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Solution

The fourth proportional to 34,179.40, 47,167.41 and 19,072.09 is: 26,319.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,179.40 : 47,167.41 = 19,072.09 : x
  2. Step 2: Convert to fraction form
    34,179.40/47,167.41 = 19,072.09/x
  3. Step 3: Cross multiply
    34,179.40x = 47,167.41 × 19,072.09
  4. Step 4: Simplify right side
    34,179.40x = 899,581,088.59
  5. Step 5: Solve for x
    x = 899,581,088.59/34,179.40
  6. Step 6: Final answer
    x = 26,319.39

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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.