Home / 28,024.12-42,032.22-8,297.56

Finding the Fourth Proportional to 28,024.12, 42,032.22 and 8,297.56

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Solution

The fourth proportional to 28,024.12, 42,032.22 and 8,297.56 is: 12,445.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,024.12 : 42,032.22 = 8,297.56 : x
  2. Step 2: Convert to fraction form
    28,024.12/42,032.22 = 8,297.56/x
  3. Step 3: Cross multiply
    28,024.12x = 42,032.22 × 8,297.56
  4. Step 4: Simplify right side
    28,024.12x = 348,764,867.38
  5. Step 5: Solve for x
    x = 348,764,867.38/28,024.12
  6. Step 6: Final answer
    x = 12,445.17

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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.