Home / 34,478.42-47,580.26-19,371.08

Finding the Fourth Proportional to 34,478.42, 47,580.26 and 19,371.08

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Solution

The fourth proportional to 34,478.42, 47,580.26 and 19,371.08 is: 26,732.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,478.42 : 47,580.26 = 19,371.08 : x
  2. Step 2: Convert to fraction form
    34,478.42/47,580.26 = 19,371.08/x
  3. Step 3: Cross multiply
    34,478.42x = 47,580.26 × 19,371.08
  4. Step 4: Simplify right side
    34,478.42x = 921,681,022.88
  5. Step 5: Solve for x
    x = 921,681,022.88/34,478.42
  6. Step 6: Final answer
    x = 26,732.11

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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.