Home / 21,344.60-32,013.30-5,758.58

Finding the Fourth Proportional to 21,344.60, 32,013.30 and 5,758.58

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Solution

The fourth proportional to 21,344.60, 32,013.30 and 5,758.58 is: 8,636.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,344.60 : 32,013.30 = 5,758.58 : x
  2. Step 2: Convert to fraction form
    21,344.60/32,013.30 = 5,758.58/x
  3. Step 3: Cross multiply
    21,344.60x = 32,013.30 × 5,758.58
  4. Step 4: Simplify right side
    21,344.60x = 184,351,149.11
  5. Step 5: Solve for x
    x = 184,351,149.11/21,344.60
  6. Step 6: Final answer
    x = 8,636.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.