Home / 22,968.90-34,457.40-8,186.40

Finding the Fourth Proportional to 22,968.90, 34,457.40 and 8,186.40

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Solution

The fourth proportional to 22,968.90, 34,457.40 and 8,186.40 is: 12,281.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,968.90 : 34,457.40 = 8,186.40 : x
  2. Step 2: Convert to fraction form
    22,968.90/34,457.40 = 8,186.40/x
  3. Step 3: Cross multiply
    22,968.90x = 34,457.40 × 8,186.40
  4. Step 4: Simplify right side
    22,968.90x = 282,082,059.36
  5. Step 5: Solve for x
    x = 282,082,059.36/22,968.90
  6. Step 6: Final answer
    x = 12,281.04

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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.