Home / 28,244.67-42,368.11-8,523.23

Finding the Fourth Proportional to 28,244.67, 42,368.11 and 8,523.23

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Solution

The fourth proportional to 28,244.67, 42,368.11 and 8,523.23 is: 12,785.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,244.67 : 42,368.11 = 8,523.23 : x
  2. Step 2: Convert to fraction form
    28,244.67/42,368.11 = 8,523.23/x
  3. Step 3: Cross multiply
    28,244.67x = 42,368.11 × 8,523.23
  4. Step 4: Simplify right side
    28,244.67x = 361,113,146.20
  5. Step 5: Solve for x
    x = 361,113,146.20/28,244.67
  6. Step 6: Final answer
    x = 12,785.18

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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.