Home / 34,619.52-47,775.78-19,512.84

Finding the Fourth Proportional to 34,619.52, 47,775.78 and 19,512.84

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Solution

The fourth proportional to 34,619.52, 47,775.78 and 19,512.84 is: 26,928.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,619.52 : 47,775.78 = 19,512.84 : x
  2. Step 2: Convert to fraction form
    34,619.52/47,775.78 = 19,512.84/x
  3. Step 3: Cross multiply
    34,619.52x = 47,775.78 × 19,512.84
  4. Step 4: Simplify right side
    34,619.52x = 932,241,151.02
  5. Step 5: Solve for x
    x = 932,241,151.02/34,619.52
  6. Step 6: Final answer
    x = 26,928.19

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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.