Home / 27,373.72-37,762.15-17,679.84

Finding the Fourth Proportional to 27,373.72, 37,762.15 and 17,679.84

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Solution

The fourth proportional to 27,373.72, 37,762.15 and 17,679.84 is: 24,389.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,373.72 : 37,762.15 = 17,679.84 : x
  2. Step 2: Convert to fraction form
    27,373.72/37,762.15 = 17,679.84/x
  3. Step 3: Cross multiply
    27,373.72x = 37,762.15 × 17,679.84
  4. Step 4: Simplify right side
    27,373.72x = 667,628,492.85
  5. Step 5: Solve for x
    x = 667,628,492.85/27,373.72
  6. Step 6: Final answer
    x = 24,389.40

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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.