Home / 31,941.54-44,061.98-20,002.55

Finding the Fourth Proportional to 31,941.54, 44,061.98 and 20,002.55

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Solution

The fourth proportional to 31,941.54, 44,061.98 and 20,002.55 is: 27,592.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,941.54 : 44,061.98 = 20,002.55 : x
  2. Step 2: Convert to fraction form
    31,941.54/44,061.98 = 20,002.55/x
  3. Step 3: Cross multiply
    31,941.54x = 44,061.98 × 20,002.55
  4. Step 4: Simplify right side
    31,941.54x = 881,351,637.73
  5. Step 5: Solve for x
    x = 881,351,637.73/31,941.54
  6. Step 6: Final answer
    x = 27,592.65

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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.