Home / 17,869.02-26,792.73-8,511.90

Finding the Fourth Proportional to 17,869.02, 26,792.73 and 8,511.90

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Solution

The fourth proportional to 17,869.02, 26,792.73 and 8,511.90 is: 12,762.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,869.02 : 26,792.73 = 8,511.90 : x
  2. Step 2: Convert to fraction form
    17,869.02/26,792.73 = 8,511.90/x
  3. Step 3: Cross multiply
    17,869.02x = 26,792.73 × 8,511.90
  4. Step 4: Simplify right side
    17,869.02x = 228,057,038.49
  5. Step 5: Solve for x
    x = 228,057,038.49/17,869.02
  6. Step 6: Final answer
    x = 12,762.71

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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.