Home / 28,296.24-42,443.04-11,652.16

Finding the Fourth Proportional to 28,296.24, 42,443.04 and 11,652.16

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Solution

The fourth proportional to 28,296.24, 42,443.04 and 11,652.16 is: 17,477.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,296.24 : 42,443.04 = 11,652.16 : x
  2. Step 2: Convert to fraction form
    28,296.24/42,443.04 = 11,652.16/x
  3. Step 3: Cross multiply
    28,296.24x = 42,443.04 × 11,652.16
  4. Step 4: Simplify right side
    28,296.24x = 494,553,092.97
  5. Step 5: Solve for x
    x = 494,553,092.97/28,296.24
  6. Step 6: Final answer
    x = 17,477.70

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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.