Home / 36,688.37-55,040.94-13,314.80

Finding the Fourth Proportional to 36,688.37, 55,040.94 and 13,314.80

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Solution

The fourth proportional to 36,688.37, 55,040.94 and 13,314.80 is: 19,975.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,688.37 : 55,040.94 = 13,314.80 : x
  2. Step 2: Convert to fraction form
    36,688.37/55,040.94 = 13,314.80/x
  3. Step 3: Cross multiply
    36,688.37x = 55,040.94 × 13,314.80
  4. Step 4: Simplify right side
    36,688.37x = 732,858,832.71
  5. Step 5: Solve for x
    x = 732,858,832.71/36,688.37
  6. Step 6: Final answer
    x = 19,975.24

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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.