Home / 27,306.94-37,680.93-15,370.03

Finding the Fourth Proportional to 27,306.94, 37,680.93 and 15,370.03

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Solution

The fourth proportional to 27,306.94, 37,680.93 and 15,370.03 is: 21,209.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,306.94 : 37,680.93 = 15,370.03 : x
  2. Step 2: Convert to fraction form
    27,306.94/37,680.93 = 15,370.03/x
  3. Step 3: Cross multiply
    27,306.94x = 37,680.93 × 15,370.03
  4. Step 4: Simplify right side
    27,306.94x = 579,157,024.53
  5. Step 5: Solve for x
    x = 579,157,024.53/27,306.94
  6. Step 6: Final answer
    x = 21,209.15

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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.