Home / 38,554.84-57,831.30-17,778.32

Finding the Fourth Proportional to 38,554.84, 57,831.30 and 17,778.32

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Solution

The fourth proportional to 38,554.84, 57,831.30 and 17,778.32 is: 26,667.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,554.84 : 57,831.30 = 17,778.32 : x
  2. Step 2: Convert to fraction form
    38,554.84/57,831.30 = 17,778.32/x
  3. Step 3: Cross multiply
    38,554.84x = 57,831.30 × 17,778.32
  4. Step 4: Simplify right side
    38,554.84x = 1,028,143,357.42
  5. Step 5: Solve for x
    x = 1,028,143,357.42/38,554.84
  6. Step 6: Final answer
    x = 26,667.04

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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.