Home / 22,670.23-31,285.10-12,599.61

Finding the Fourth Proportional to 22,670.23, 31,285.10 and 12,599.61

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Solution

The fourth proportional to 22,670.23, 31,285.10 and 12,599.61 is: 17,387.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,670.23 : 31,285.10 = 12,599.61 : x
  2. Step 2: Convert to fraction form
    22,670.23/31,285.10 = 12,599.61/x
  3. Step 3: Cross multiply
    22,670.23x = 31,285.10 × 12,599.61
  4. Step 4: Simplify right side
    22,670.23x = 394,180,058.81
  5. Step 5: Solve for x
    x = 394,180,058.81/22,670.23
  6. Step 6: Final answer
    x = 17,387.56

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.