Home / 31,986.06-44,126.50-18,549.54

Finding the Fourth Proportional to 31,986.06, 44,126.50 and 18,549.54

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Solution

The fourth proportional to 31,986.06, 44,126.50 and 18,549.54 is: 25,590.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,986.06 : 44,126.50 = 18,549.54 : x
  2. Step 2: Convert to fraction form
    31,986.06/44,126.50 = 18,549.54/x
  3. Step 3: Cross multiply
    31,986.06x = 44,126.50 × 18,549.54
  4. Step 4: Simplify right side
    31,986.06x = 818,525,963.43
  5. Step 5: Solve for x
    x = 818,525,963.43/31,986.06
  6. Step 6: Final answer
    x = 25,590.08

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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.