Home / 34,654.60-47,823.38-18,739.04

Finding the Fourth Proportional to 34,654.60, 47,823.38 and 18,739.04

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Solution

The fourth proportional to 34,654.60, 47,823.38 and 18,739.04 is: 25,859.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,654.60 : 47,823.38 = 18,739.04 : x
  2. Step 2: Convert to fraction form
    34,654.60/47,823.38 = 18,739.04/x
  3. Step 3: Cross multiply
    34,654.60x = 47,823.38 × 18,739.04
  4. Step 4: Simplify right side
    34,654.60x = 896,164,230.76
  5. Step 5: Solve for x
    x = 896,164,230.76/34,654.60
  6. Step 6: Final answer
    x = 25,859.89

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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.