Home / 15,566.90-23,324.70-8,981.60

Finding the Fourth Proportional to 15,566.90, 23,324.70 and 8,981.60

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Solution

The fourth proportional to 15,566.90, 23,324.70 and 8,981.60 is: 13,457.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,566.90 : 23,324.70 = 8,981.60 : x
  2. Step 2: Convert to fraction form
    15,566.90/23,324.70 = 8,981.60/x
  3. Step 3: Cross multiply
    15,566.90x = 23,324.70 × 8,981.60
  4. Step 4: Simplify right side
    15,566.90x = 209,493,125.52
  5. Step 5: Solve for x
    x = 209,493,125.52/15,566.90
  6. Step 6: Final answer
    x = 13,457.60

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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.