Home / 34,327.68-47,371.68-19,221.36

Finding the Fourth Proportional to 34,327.68, 47,371.68 and 19,221.36

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Solution

The fourth proportional to 34,327.68, 47,371.68 and 19,221.36 is: 26,525.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,327.68 : 47,371.68 = 19,221.36 : x
  2. Step 2: Convert to fraction form
    34,327.68/47,371.68 = 19,221.36/x
  3. Step 3: Cross multiply
    34,327.68x = 47,371.68 × 19,221.36
  4. Step 4: Simplify right side
    34,327.68x = 910,548,115.08
  5. Step 5: Solve for x
    x = 910,548,115.08/34,327.68
  6. Step 6: Final answer
    x = 26,525.19

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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.