Home / 29,025.20-40,055.22-16,281.21

Finding the Fourth Proportional to 29,025.20, 40,055.22 and 16,281.21

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Solution

The fourth proportional to 29,025.20, 40,055.22 and 16,281.21 is: 22,468.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,025.20 : 40,055.22 = 16,281.21 : x
  2. Step 2: Convert to fraction form
    29,025.20/40,055.22 = 16,281.21/x
  3. Step 3: Cross multiply
    29,025.20x = 40,055.22 × 16,281.21
  4. Step 4: Simplify right side
    29,025.20x = 652,147,298.21
  5. Step 5: Solve for x
    x = 652,147,298.21/29,025.20
  6. Step 6: Final answer
    x = 22,468.32

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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.