Home / 29,807.36-41,150.40-20,882.24

Finding the Fourth Proportional to 29,807.36, 41,150.40 and 20,882.24

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Solution

The fourth proportional to 29,807.36, 41,150.40 and 20,882.24 is: 28,828.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,807.36 : 41,150.40 = 20,882.24 : x
  2. Step 2: Convert to fraction form
    29,807.36/41,150.40 = 20,882.24/x
  3. Step 3: Cross multiply
    29,807.36x = 41,150.40 × 20,882.24
  4. Step 4: Simplify right side
    29,807.36x = 859,312,528.90
  5. Step 5: Solve for x
    x = 859,312,528.90/29,807.36
  6. Step 6: Final answer
    x = 28,828.87

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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.