Home / 30,290.84-41,801.58-16,862.66

Finding the Fourth Proportional to 30,290.84, 41,801.58 and 16,862.66

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Solution

The fourth proportional to 30,290.84, 41,801.58 and 16,862.66 is: 23,270.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,290.84 : 41,801.58 = 16,862.66 : x
  2. Step 2: Convert to fraction form
    30,290.84/41,801.58 = 16,862.66/x
  3. Step 3: Cross multiply
    30,290.84x = 41,801.58 × 16,862.66
  4. Step 4: Simplify right side
    30,290.84x = 704,885,831.00
  5. Step 5: Solve for x
    x = 704,885,831.00/30,290.84
  6. Step 6: Final answer
    x = 23,270.59

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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.