Home / 29,009.10-43,513.65-9,288.30

Finding the Fourth Proportional to 29,009.10, 43,513.65 and 9,288.30

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Solution

The fourth proportional to 29,009.10, 43,513.65 and 9,288.30 is: 13,932.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,009.10 : 43,513.65 = 9,288.30 : x
  2. Step 2: Convert to fraction form
    29,009.10/43,513.65 = 9,288.30/x
  3. Step 3: Cross multiply
    29,009.10x = 43,513.65 × 9,288.30
  4. Step 4: Simplify right side
    29,009.10x = 404,167,835.30
  5. Step 5: Solve for x
    x = 404,167,835.30/29,009.10
  6. Step 6: Final answer
    x = 13,932.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.