Home / 37,432.32-51,656.67-20,436.56

Finding the Fourth Proportional to 37,432.32, 51,656.67 and 20,436.56

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Solution

The fourth proportional to 37,432.32, 51,656.67 and 20,436.56 is: 28,202.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,432.32 : 51,656.67 = 20,436.56 : x
  2. Step 2: Convert to fraction form
    37,432.32/51,656.67 = 20,436.56/x
  3. Step 3: Cross multiply
    37,432.32x = 51,656.67 × 20,436.56
  4. Step 4: Simplify right side
    37,432.32x = 1,055,684,571.28
  5. Step 5: Solve for x
    x = 1,055,684,571.28/37,432.32
  6. Step 6: Final answer
    x = 28,202.49

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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.