Home / 27,620.04-38,104.08-17,003.52

Finding the Fourth Proportional to 27,620.04, 38,104.08 and 17,003.52

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Solution

The fourth proportional to 27,620.04, 38,104.08 and 17,003.52 is: 23,457.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,620.04 : 38,104.08 = 17,003.52 : x
  2. Step 2: Convert to fraction form
    27,620.04/38,104.08 = 17,003.52/x
  3. Step 3: Cross multiply
    27,620.04x = 38,104.08 × 17,003.52
  4. Step 4: Simplify right side
    27,620.04x = 647,903,486.36
  5. Step 5: Solve for x
    x = 647,903,486.36/27,620.04
  6. Step 6: Final answer
    x = 23,457.73

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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.