Home / 27,306.61-37,682.28-15,369.23

Finding the Fourth Proportional to 27,306.61, 37,682.28 and 15,369.23

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Solution

The fourth proportional to 27,306.61, 37,682.28 and 15,369.23 is: 21,209.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,306.61 : 37,682.28 = 15,369.23 : x
  2. Step 2: Convert to fraction form
    27,306.61/37,682.28 = 15,369.23/x
  3. Step 3: Cross multiply
    27,306.61x = 37,682.28 × 15,369.23
  4. Step 4: Simplify right side
    27,306.61x = 579,147,722.45
  5. Step 5: Solve for x
    x = 579,147,722.45/27,306.61
  6. Step 6: Final answer
    x = 21,209.07

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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.