Home / 13,361.02-20,048.67-8,679.93

Finding the Fourth Proportional to 13,361.02, 20,048.67 and 8,679.93

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Solution

The fourth proportional to 13,361.02, 20,048.67 and 8,679.93 is: 13,024.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,361.02 : 20,048.67 = 8,679.93 : x
  2. Step 2: Convert to fraction form
    13,361.02/20,048.67 = 8,679.93/x
  3. Step 3: Cross multiply
    13,361.02x = 20,048.67 × 8,679.93
  4. Step 4: Simplify right side
    13,361.02x = 174,021,052.19
  5. Step 5: Solve for x
    x = 174,021,052.19/13,361.02
  6. Step 6: Final answer
    x = 13,024.53

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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.