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Finding the Fourth Proportional to 34,613.58, 47,766.70 and 18,698.02

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Solution

The fourth proportional to 34,613.58, 47,766.70 and 18,698.02 is: 25,803.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,613.58 : 47,766.70 = 18,698.02 : x
  2. Step 2: Convert to fraction form
    34,613.58/47,766.70 = 18,698.02/x
  3. Step 3: Cross multiply
    34,613.58x = 47,766.70 × 18,698.02
  4. Step 4: Simplify right side
    34,613.58x = 893,142,711.93
  5. Step 5: Solve for x
    x = 893,142,711.93/34,613.58
  6. Step 6: Final answer
    x = 25,803.25

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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.