Home / 36,803.34-55,205.01-13,424.31

Finding the Fourth Proportional to 36,803.34, 55,205.01 and 13,424.31

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Solution

The fourth proportional to 36,803.34, 55,205.01 and 13,424.31 is: 20,136.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,803.34 : 55,205.01 = 13,424.31 : x
  2. Step 2: Convert to fraction form
    36,803.34/55,205.01 = 13,424.31/x
  3. Step 3: Cross multiply
    36,803.34x = 55,205.01 × 13,424.31
  4. Step 4: Simplify right side
    36,803.34x = 741,089,167.79
  5. Step 5: Solve for x
    x = 741,089,167.79/36,803.34
  6. Step 6: Final answer
    x = 20,136.47

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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.