Home / 28,022.19-42,033.42-8,301.12

Finding the Fourth Proportional to 28,022.19, 42,033.42 and 8,301.12

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Solution

The fourth proportional to 28,022.19, 42,033.42 and 8,301.12 is: 12,451.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,022.19 : 42,033.42 = 8,301.12 : x
  2. Step 2: Convert to fraction form
    28,022.19/42,033.42 = 8,301.12/x
  3. Step 3: Cross multiply
    28,022.19x = 42,033.42 × 8,301.12
  4. Step 4: Simplify right side
    28,022.19x = 348,924,463.43
  5. Step 5: Solve for x
    x = 348,924,463.43/28,022.19
  6. Step 6: Final answer
    x = 12,451.72

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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.