Home / 29,025.82-40,038.60-18,253.63

Finding the Fourth Proportional to 29,025.82, 40,038.60 and 18,253.63

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Solution

The fourth proportional to 29,025.82, 40,038.60 and 18,253.63 is: 25,179.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,025.82 : 40,038.60 = 18,253.63 : x
  2. Step 2: Convert to fraction form
    29,025.82/40,038.60 = 18,253.63/x
  3. Step 3: Cross multiply
    29,025.82x = 40,038.60 × 18,253.63
  4. Step 4: Simplify right side
    29,025.82x = 730,849,790.12
  5. Step 5: Solve for x
    x = 730,849,790.12/29,025.82
  6. Step 6: Final answer
    x = 25,179.30

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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.