Home / 18,829.35-28,244.24-5,681.83

Finding the Fourth Proportional to 18,829.35, 28,244.24 and 5,681.83

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Solution

The fourth proportional to 18,829.35, 28,244.24 and 5,681.83 is: 8,522.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,829.35 : 28,244.24 = 5,681.83 : x
  2. Step 2: Convert to fraction form
    18,829.35/28,244.24 = 5,681.83/x
  3. Step 3: Cross multiply
    18,829.35x = 28,244.24 × 5,681.83
  4. Step 4: Simplify right side
    18,829.35x = 160,478,941.75
  5. Step 5: Solve for x
    x = 160,478,941.75/18,829.35
  6. Step 6: Final answer
    x = 8,522.81

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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.