Home / 37,256.56-51,413.02-20,489.56

Finding the Fourth Proportional to 37,256.56, 51,413.02 and 20,489.56

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Solution

The fourth proportional to 37,256.56, 51,413.02 and 20,489.56 is: 28,275.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,256.56 : 51,413.02 = 20,489.56 : x
  2. Step 2: Convert to fraction form
    37,256.56/51,413.02 = 20,489.56/x
  3. Step 3: Cross multiply
    37,256.56x = 51,413.02 × 20,489.56
  4. Step 4: Simplify right side
    37,256.56x = 1,053,430,158.07
  5. Step 5: Solve for x
    x = 1,053,430,158.07/37,256.56
  6. Step 6: Final answer
    x = 28,275.02

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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.