Home / 56,107.32-84,174.69-18,667.29

Finding the Fourth Proportional to 56,107.32, 84,174.69 and 18,667.29

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Solution

The fourth proportional to 56,107.32, 84,174.69 and 18,667.29 is: 28,005.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,107.32 : 84,174.69 = 18,667.29 : x
  2. Step 2: Convert to fraction form
    56,107.32/84,174.69 = 18,667.29/x
  3. Step 3: Cross multiply
    56,107.32x = 84,174.69 × 18,667.29
  4. Step 4: Simplify right side
    56,107.32x = 1,571,313,734.55
  5. Step 5: Solve for x
    x = 1,571,313,734.55/56,107.32
  6. Step 6: Final answer
    x = 28,005.51

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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.