Home / 37,331.02-51,516.78-20,564.02

Finding the Fourth Proportional to 37,331.02, 51,516.78 and 20,564.02

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Solution

The fourth proportional to 37,331.02, 51,516.78 and 20,564.02 is: 28,378.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,331.02 : 51,516.78 = 20,564.02 : x
  2. Step 2: Convert to fraction form
    37,331.02/51,516.78 = 20,564.02/x
  3. Step 3: Cross multiply
    37,331.02x = 51,516.78 × 20,564.02
  4. Step 4: Simplify right side
    37,331.02x = 1,059,392,094.26
  5. Step 5: Solve for x
    x = 1,059,392,094.26/37,331.02
  6. Step 6: Final answer
    x = 28,378.33

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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.