Home / 29,025.77-40,057.18-21,842.77

Finding the Fourth Proportional to 29,025.77, 40,057.18 and 21,842.77

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Solution

The fourth proportional to 29,025.77, 40,057.18 and 21,842.77 is: 30,144.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,025.77 : 40,057.18 = 21,842.77 : x
  2. Step 2: Convert to fraction form
    29,025.77/40,057.18 = 21,842.77/x
  3. Step 3: Cross multiply
    29,025.77x = 40,057.18 × 21,842.77
  4. Step 4: Simplify right side
    29,025.77x = 874,959,621.64
  5. Step 5: Solve for x
    x = 874,959,621.64/29,025.77
  6. Step 6: Final answer
    x = 30,144.23

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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.