Home / 29,009.12-40,032.59-16,433.87

Finding the Fourth Proportional to 29,009.12, 40,032.59 and 16,433.87

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Solution

The fourth proportional to 29,009.12, 40,032.59 and 16,433.87 is: 22,678.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,009.12 : 40,032.59 = 16,433.87 : x
  2. Step 2: Convert to fraction form
    29,009.12/40,032.59 = 16,433.87/x
  3. Step 3: Cross multiply
    29,009.12x = 40,032.59 × 16,433.87
  4. Step 4: Simplify right side
    29,009.12x = 657,890,097.49
  5. Step 5: Solve for x
    x = 657,890,097.49/29,009.12
  6. Step 6: Final answer
    x = 22,678.74

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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.