Home / 29,389.20-44,029.80-13,772.40

Finding the Fourth Proportional to 29,389.20, 44,029.80 and 13,772.40

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Solution

The fourth proportional to 29,389.20, 44,029.80 and 13,772.40 is: 20,633.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,389.20 : 44,029.80 = 13,772.40 : x
  2. Step 2: Convert to fraction form
    29,389.20/44,029.80 = 13,772.40/x
  3. Step 3: Cross multiply
    29,389.20x = 44,029.80 × 13,772.40
  4. Step 4: Simplify right side
    29,389.20x = 606,396,017.52
  5. Step 5: Solve for x
    x = 606,396,017.52/29,389.20
  6. Step 6: Final answer
    x = 20,633.29

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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.