Home / 18,374.18-25,356.63-10,416.23

Finding the Fourth Proportional to 18,374.18, 25,356.63 and 10,416.23

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Solution

The fourth proportional to 18,374.18, 25,356.63 and 10,416.23 is: 14,374.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,374.18 : 25,356.63 = 10,416.23 : x
  2. Step 2: Convert to fraction form
    18,374.18/25,356.63 = 10,416.23/x
  3. Step 3: Cross multiply
    18,374.18x = 25,356.63 × 10,416.23
  4. Step 4: Simplify right side
    18,374.18x = 264,120,363.32
  5. Step 5: Solve for x
    x = 264,120,363.32/18,374.18
  6. Step 6: Final answer
    x = 14,374.54

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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.