Home / 18,823.04-28,233.23-8,829.96

Finding the Fourth Proportional to 18,823.04, 28,233.23 and 8,829.96

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Solution

The fourth proportional to 18,823.04, 28,233.23 and 8,829.96 is: 13,244.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,823.04 : 28,233.23 = 8,829.96 : x
  2. Step 2: Convert to fraction form
    18,823.04/28,233.23 = 8,829.96/x
  3. Step 3: Cross multiply
    18,823.04x = 28,233.23 × 8,829.96
  4. Step 4: Simplify right side
    18,823.04x = 249,298,247.42
  5. Step 5: Solve for x
    x = 249,298,247.42/18,823.04
  6. Step 6: Final answer
    x = 13,244.32

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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.