Home / 34,221.52-47,224.72-19,113.74

Finding the Fourth Proportional to 34,221.52, 47,224.72 and 19,113.74

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Solution

The fourth proportional to 34,221.52, 47,224.72 and 19,113.74 is: 26,376.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,221.52 : 47,224.72 = 19,113.74 : x
  2. Step 2: Convert to fraction form
    34,221.52/47,224.72 = 19,113.74/x
  3. Step 3: Cross multiply
    34,221.52x = 47,224.72 × 19,113.74
  4. Step 4: Simplify right side
    34,221.52x = 902,640,735.74
  5. Step 5: Solve for x
    x = 902,640,735.74/34,221.52
  6. Step 6: Final answer
    x = 26,376.41

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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.