Home / 18,395.29-27,596.58-7,307.20

Finding the Fourth Proportional to 18,395.29, 27,596.58 and 7,307.20

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Solution

The fourth proportional to 18,395.29, 27,596.58 and 7,307.20 is: 10,962.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,395.29 : 27,596.58 = 7,307.20 : x
  2. Step 2: Convert to fraction form
    18,395.29/27,596.58 = 7,307.20/x
  3. Step 3: Cross multiply
    18,395.29x = 27,596.58 × 7,307.20
  4. Step 4: Simplify right side
    18,395.29x = 201,653,729.38
  5. Step 5: Solve for x
    x = 201,653,729.38/18,395.29
  6. Step 6: Final answer
    x = 10,962.25

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1.5x scale

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.