Home / 34,255.71-47,272.66-19,148.30

Finding the Fourth Proportional to 34,255.71, 47,272.66 and 19,148.30

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Solution

The fourth proportional to 34,255.71, 47,272.66 and 19,148.30 is: 26,424.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,255.71 : 47,272.66 = 19,148.30 : x
  2. Step 2: Convert to fraction form
    34,255.71/47,272.66 = 19,148.30/x
  3. Step 3: Cross multiply
    34,255.71x = 47,272.66 × 19,148.30
  4. Step 4: Simplify right side
    34,255.71x = 905,191,076.23
  5. Step 5: Solve for x
    x = 905,191,076.23/34,255.71
  6. Step 6: Final answer
    x = 26,424.53

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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.