Home / 37,257.04-51,413.70-20,490.04

Finding the Fourth Proportional to 37,257.04, 51,413.70 and 20,490.04

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Solution

The fourth proportional to 37,257.04, 51,413.70 and 20,490.04 is: 28,275.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,257.04 : 51,413.70 = 20,490.04 : x
  2. Step 2: Convert to fraction form
    37,257.04/51,413.70 = 20,490.04/x
  3. Step 3: Cross multiply
    37,257.04x = 51,413.70 × 20,490.04
  4. Step 4: Simplify right side
    37,257.04x = 1,053,468,769.55
  5. Step 5: Solve for x
    x = 1,053,468,769.55/37,257.04
  6. Step 6: Final answer
    x = 28,275.70

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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.