Home / 37,797.04-52,160.40-20,803.28

Finding the Fourth Proportional to 37,797.04, 52,160.40 and 20,803.28

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Solution

The fourth proportional to 37,797.04, 52,160.40 and 20,803.28 is: 28,708.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,797.04 : 52,160.40 = 20,803.28 : x
  2. Step 2: Convert to fraction form
    37,797.04/52,160.40 = 20,803.28/x
  3. Step 3: Cross multiply
    37,797.04x = 52,160.40 × 20,803.28
  4. Step 4: Simplify right side
    37,797.04x = 1,085,107,406.11
  5. Step 5: Solve for x
    x = 1,085,107,406.11/37,797.04
  6. Step 6: Final answer
    x = 28,708.79

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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.