Home / 27,742.93-38,274.48-17,669.56

Finding the Fourth Proportional to 27,742.93, 38,274.48 and 17,669.56

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Solution

The fourth proportional to 27,742.93, 38,274.48 and 17,669.56 is: 24,377.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,742.93 : 38,274.48 = 17,669.56 : x
  2. Step 2: Convert to fraction form
    27,742.93/38,274.48 = 17,669.56/x
  3. Step 3: Cross multiply
    27,742.93x = 38,274.48 × 17,669.56
  4. Step 4: Simplify right side
    27,742.93x = 676,293,220.83
  5. Step 5: Solve for x
    x = 676,293,220.83/27,742.93
  6. Step 6: Final answer
    x = 24,377.14

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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.