Home / 36,288.29-54,429.03-12,592.15

Finding the Fourth Proportional to 36,288.29, 54,429.03 and 12,592.15

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Solution

The fourth proportional to 36,288.29, 54,429.03 and 12,592.15 is: 18,887.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,288.29 : 54,429.03 = 12,592.15 : x
  2. Step 2: Convert to fraction form
    36,288.29/54,429.03 = 12,592.15/x
  3. Step 3: Cross multiply
    36,288.29x = 54,429.03 × 12,592.15
  4. Step 4: Simplify right side
    36,288.29x = 685,378,374.04
  5. Step 5: Solve for x
    x = 685,378,374.04/36,288.29
  6. Step 6: Final answer
    x = 18,887.04

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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.