Home / 37,588.09-51,871.63-20,591.97

Finding the Fourth Proportional to 37,588.09, 51,871.63 and 20,591.97

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Solution

The fourth proportional to 37,588.09, 51,871.63 and 20,591.97 is: 28,416.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,588.09 : 51,871.63 = 20,591.97 : x
  2. Step 2: Convert to fraction form
    37,588.09/51,871.63 = 20,591.97/x
  3. Step 3: Cross multiply
    37,588.09x = 51,871.63 × 20,591.97
  4. Step 4: Simplify right side
    37,588.09x = 1,068,139,048.81
  5. Step 5: Solve for x
    x = 1,068,139,048.81/37,588.09
  6. Step 6: Final answer
    x = 28,416.95

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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.