Home / 27,752.03-38,301.30-18,199.95

Finding the Fourth Proportional to 27,752.03, 38,301.30 and 18,199.95

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Solution

The fourth proportional to 27,752.03, 38,301.30 and 18,199.95 is: 25,118.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,752.03 : 38,301.30 = 18,199.95 : x
  2. Step 2: Convert to fraction form
    27,752.03/38,301.30 = 18,199.95/x
  3. Step 3: Cross multiply
    27,752.03x = 38,301.30 × 18,199.95
  4. Step 4: Simplify right side
    27,752.03x = 697,081,744.94
  5. Step 5: Solve for x
    x = 697,081,744.94/27,752.03
  6. Step 6: Final answer
    x = 25,118.23

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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.