Home / 27,457.66-41,186.10-8,738.86

Finding the Fourth Proportional to 27,457.66, 41,186.10 and 8,738.86

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Solution

The fourth proportional to 27,457.66, 41,186.10 and 8,738.86 is: 13,108.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,457.66 : 41,186.10 = 8,738.86 : x
  2. Step 2: Convert to fraction form
    27,457.66/41,186.10 = 8,738.86/x
  3. Step 3: Cross multiply
    27,457.66x = 41,186.10 × 8,738.86
  4. Step 4: Simplify right side
    27,457.66x = 359,919,561.85
  5. Step 5: Solve for x
    x = 359,919,561.85/27,457.66
  6. Step 6: Final answer
    x = 13,108.17

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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.