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Finding the Fourth Proportional to 34,659.60, 47,829.60 and 19,552.02

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Solution

The fourth proportional to 34,659.60, 47,829.60 and 19,552.02 is: 26,981.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,659.60 : 47,829.60 = 19,552.02 : x
  2. Step 2: Convert to fraction form
    34,659.60/47,829.60 = 19,552.02/x
  3. Step 3: Cross multiply
    34,659.60x = 47,829.60 × 19,552.02
  4. Step 4: Simplify right side
    34,659.60x = 935,165,295.79
  5. Step 5: Solve for x
    x = 935,165,295.79/34,659.60
  6. Step 6: Final answer
    x = 26,981.42

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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.