Home / 37,548.51-51,816.80-20,320.84

Finding the Fourth Proportional to 37,548.51, 51,816.80 and 20,320.84

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Solution

The fourth proportional to 37,548.51, 51,816.80 and 20,320.84 is: 28,042.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,548.51 : 51,816.80 = 20,320.84 : x
  2. Step 2: Convert to fraction form
    37,548.51/51,816.80 = 20,320.84/x
  3. Step 3: Cross multiply
    37,548.51x = 51,816.80 × 20,320.84
  4. Step 4: Simplify right side
    37,548.51x = 1,052,960,643.03
  5. Step 5: Solve for x
    x = 1,052,960,643.03/37,548.51
  6. Step 6: Final answer
    x = 28,042.68

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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.