Home / 13,265.24-18,306-7,297.02

Finding the Fourth Proportional to 13,265.24, 18,306 and 7,297.02

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Solution

The fourth proportional to 13,265.24, 18,306 and 7,297.02 is: 10,069.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,265.24 : 18,306 = 7,297.02 : x
  2. Step 2: Convert to fraction form
    13,265.24/18,306 = 7,297.02/x
  3. Step 3: Cross multiply
    13,265.24x = 18,306 × 7,297.02
  4. Step 4: Simplify right side
    13,265.24x = 133,579,248.12
  5. Step 5: Solve for x
    x = 133,579,248.12/13,265.24
  6. Step 6: Final answer
    x = 10,069.87

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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.