Home / 29,260.80-43,868.16-13,662.72

Finding the Fourth Proportional to 29,260.80, 43,868.16 and 13,662.72

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Solution

The fourth proportional to 29,260.80, 43,868.16 and 13,662.72 is: 20,483.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,260.80 : 43,868.16 = 13,662.72 : x
  2. Step 2: Convert to fraction form
    29,260.80/43,868.16 = 13,662.72/x
  3. Step 3: Cross multiply
    29,260.80x = 43,868.16 × 13,662.72
  4. Step 4: Simplify right side
    29,260.80x = 599,358,387.00
  5. Step 5: Solve for x
    x = 599,358,387.00/29,260.80
  6. Step 6: Final answer
    x = 20,483.32

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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.