Home / 36,984.22-55,470.86-13,605.19

Finding the Fourth Proportional to 36,984.22, 55,470.86 and 13,605.19

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Solution

The fourth proportional to 36,984.22, 55,470.86 and 13,605.19 is: 20,405.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,984.22 : 55,470.86 = 13,605.19 : x
  2. Step 2: Convert to fraction form
    36,984.22/55,470.86 = 13,605.19/x
  3. Step 3: Cross multiply
    36,984.22x = 55,470.86 × 13,605.19
  4. Step 4: Simplify right side
    36,984.22x = 754,691,434.08
  5. Step 5: Solve for x
    x = 754,691,434.08/36,984.22
  6. Step 6: Final answer
    x = 20,405.77

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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.