Home / 28,496.11-42,752.76-8,506.25

Finding the Fourth Proportional to 28,496.11, 42,752.76 and 8,506.25

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Solution

The fourth proportional to 28,496.11, 42,752.76 and 8,506.25 is: 12,761.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,496.11 : 42,752.76 = 8,506.25 : x
  2. Step 2: Convert to fraction form
    28,496.11/42,752.76 = 8,506.25/x
  3. Step 3: Cross multiply
    28,496.11x = 42,752.76 × 8,506.25
  4. Step 4: Simplify right side
    28,496.11x = 363,665,450.99
  5. Step 5: Solve for x
    x = 363,665,450.99/28,496.11
  6. Step 6: Final answer
    x = 12,761.93

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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.