Home / 18,373.53-25,317.95-17,381.07

Finding the Fourth Proportional to 18,373.53, 25,317.95 and 17,381.07

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Solution

The fourth proportional to 18,373.53, 25,317.95 and 17,381.07 is: 23,950.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,373.53 : 25,317.95 = 17,381.07 : x
  2. Step 2: Convert to fraction form
    18,373.53/25,317.95 = 17,381.07/x
  3. Step 3: Cross multiply
    18,373.53x = 25,317.95 × 17,381.07
  4. Step 4: Simplify right side
    18,373.53x = 440,052,974.30
  5. Step 5: Solve for x
    x = 440,052,974.30/18,373.53
  6. Step 6: Final answer
    x = 23,950.38

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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.