Home / 27,255.48-37,616.04-16,642.88

Finding the Fourth Proportional to 27,255.48, 37,616.04 and 16,642.88

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Solution

The fourth proportional to 27,255.48, 37,616.04 and 16,642.88 is: 22,969.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,255.48 : 37,616.04 = 16,642.88 : x
  2. Step 2: Convert to fraction form
    27,255.48/37,616.04 = 16,642.88/x
  3. Step 3: Cross multiply
    27,255.48x = 37,616.04 × 16,642.88
  4. Step 4: Simplify right side
    27,255.48x = 626,039,239.80
  5. Step 5: Solve for x
    x = 626,039,239.80/27,255.48
  6. Step 6: Final answer
    x = 22,969.30

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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.