Home / 32,390.10-48,504.06-20,508.12

Finding the Fourth Proportional to 32,390.10, 48,504.06 and 20,508.12

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Solution

The fourth proportional to 32,390.10, 48,504.06 and 20,508.12 is: 30,710.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,390.10 : 48,504.06 = 20,508.12 : x
  2. Step 2: Convert to fraction form
    32,390.10/48,504.06 = 20,508.12/x
  3. Step 3: Cross multiply
    32,390.10x = 48,504.06 × 20,508.12
  4. Step 4: Simplify right side
    32,390.10x = 994,727,082.97
  5. Step 5: Solve for x
    x = 994,727,082.97/32,390.10
  6. Step 6: Final answer
    x = 30,710.84

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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.