Home / 38,020.50-57,033.81-11,364.55

Finding the Fourth Proportional to 38,020.50, 57,033.81 and 11,364.55

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Solution

The fourth proportional to 38,020.50, 57,033.81 and 11,364.55 is: 17,047.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,020.50 : 57,033.81 = 11,364.55 : x
  2. Step 2: Convert to fraction form
    38,020.50/57,033.81 = 11,364.55/x
  3. Step 3: Cross multiply
    38,020.50x = 57,033.81 × 11,364.55
  4. Step 4: Simplify right side
    38,020.50x = 648,163,557.02
  5. Step 5: Solve for x
    x = 648,163,557.02/38,020.50
  6. Step 6: Final answer
    x = 17,047.74

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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.