Home / 37,836.54-52,213.95-20,840.45

Finding the Fourth Proportional to 37,836.54, 52,213.95 and 20,840.45

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Solution

The fourth proportional to 37,836.54, 52,213.95 and 20,840.45 is: 28,759.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,836.54 : 52,213.95 = 20,840.45 : x
  2. Step 2: Convert to fraction form
    37,836.54/52,213.95 = 20,840.45/x
  3. Step 3: Cross multiply
    37,836.54x = 52,213.95 × 20,840.45
  4. Step 4: Simplify right side
    37,836.54x = 1,088,161,953.21
  5. Step 5: Solve for x
    x = 1,088,161,953.21/37,836.54
  6. Step 6: Final answer
    x = 28,759.55

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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.