Home / 29,040.15-40,078.71-16,296.75

Finding the Fourth Proportional to 29,040.15, 40,078.71 and 16,296.75

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Solution

The fourth proportional to 29,040.15, 40,078.71 and 16,296.75 is: 22,491.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,040.15 : 40,078.71 = 16,296.75 : x
  2. Step 2: Convert to fraction form
    29,040.15/40,078.71 = 16,296.75/x
  3. Step 3: Cross multiply
    29,040.15x = 40,078.71 × 16,296.75
  4. Step 4: Simplify right side
    29,040.15x = 653,152,717.19
  5. Step 5: Solve for x
    x = 653,152,717.19/29,040.15
  6. Step 6: Final answer
    x = 22,491.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.