Home / 27,344.09-40,923.52-16,820.77

Finding the Fourth Proportional to 27,344.09, 40,923.52 and 16,820.77

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Solution

The fourth proportional to 27,344.09, 40,923.52 and 16,820.77 is: 25,174.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,344.09 : 40,923.52 = 16,820.77 : x
  2. Step 2: Convert to fraction form
    27,344.09/40,923.52 = 16,820.77/x
  3. Step 3: Cross multiply
    27,344.09x = 40,923.52 × 16,820.77
  4. Step 4: Simplify right side
    27,344.09x = 688,365,117.51
  5. Step 5: Solve for x
    x = 688,365,117.51/27,344.09
  6. Step 6: Final answer
    x = 25,174.18

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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.