Home / 29,128.12-40,201.41-17,804.19

Finding the Fourth Proportional to 29,128.12, 40,201.41 and 17,804.19

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Solution

The fourth proportional to 29,128.12, 40,201.41 and 17,804.19 is: 24,572.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,128.12 : 40,201.41 = 17,804.19 : x
  2. Step 2: Convert to fraction form
    29,128.12/40,201.41 = 17,804.19/x
  3. Step 3: Cross multiply
    29,128.12x = 40,201.41 × 17,804.19
  4. Step 4: Simplify right side
    29,128.12x = 715,753,541.91
  5. Step 5: Solve for x
    x = 715,753,541.91/29,128.12
  6. Step 6: Final answer
    x = 24,572.60

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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.