Home / 18,381.02-25,374.46-10,824.96

Finding the Fourth Proportional to 18,381.02, 25,374.46 and 10,824.96

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Solution

The fourth proportional to 18,381.02, 25,374.46 and 10,824.96 is: 14,943.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,381.02 : 25,374.46 = 10,824.96 : x
  2. Step 2: Convert to fraction form
    18,381.02/25,374.46 = 10,824.96/x
  3. Step 3: Cross multiply
    18,381.02x = 25,374.46 × 10,824.96
  4. Step 4: Simplify right side
    18,381.02x = 274,677,514.52
  5. Step 5: Solve for x
    x = 274,677,514.52/18,381.02
  6. Step 6: Final answer
    x = 14,943.54

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1.5x scale

Why These Related Problems?

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