Home / 28,960.73-43,443.02-11,442.86

Finding the Fourth Proportional to 28,960.73, 43,443.02 and 11,442.86

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Solution

The fourth proportional to 28,960.73, 43,443.02 and 11,442.86 is: 17,165.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,960.73 : 43,443.02 = 11,442.86 : x
  2. Step 2: Convert to fraction form
    28,960.73/43,443.02 = 11,442.86/x
  3. Step 3: Cross multiply
    28,960.73x = 43,443.02 × 11,442.86
  4. Step 4: Simplify right side
    28,960.73x = 497,112,395.84
  5. Step 5: Solve for x
    x = 497,112,395.84/28,960.73
  6. Step 6: Final answer
    x = 17,165.05

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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.