Home / 55,803.04-83,704.72-13,683.32

Finding the Fourth Proportional to 55,803.04, 83,704.72 and 13,683.32

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Solution

The fourth proportional to 55,803.04, 83,704.72 and 13,683.32 is: 20,525.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,803.04 : 83,704.72 = 13,683.32 : x
  2. Step 2: Convert to fraction form
    55,803.04/83,704.72 = 13,683.32/x
  3. Step 3: Cross multiply
    55,803.04x = 83,704.72 × 13,683.32
  4. Step 4: Simplify right side
    55,803.04x = 1,145,358,469.27
  5. Step 5: Solve for x
    x = 1,145,358,469.27/55,803.04
  6. Step 6: Final answer
    x = 20,525.02

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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.