Home / 37,531.04-51,792.80-20,766.56

Finding the Fourth Proportional to 37,531.04, 51,792.80 and 20,766.56

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Solution

The fourth proportional to 37,531.04, 51,792.80 and 20,766.56 is: 28,657.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,531.04 : 51,792.80 = 20,766.56 : x
  2. Step 2: Convert to fraction form
    37,531.04/51,792.80 = 20,766.56/x
  3. Step 3: Cross multiply
    37,531.04x = 51,792.80 × 20,766.56
  4. Step 4: Simplify right side
    37,531.04x = 1,075,558,288.77
  5. Step 5: Solve for x
    x = 1,075,558,288.77/37,531.04
  6. Step 6: Final answer
    x = 28,657.83

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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.