Home / 37,807.02-52,173.88-20,812.97

Finding the Fourth Proportional to 37,807.02, 52,173.88 and 20,812.97

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Solution

The fourth proportional to 37,807.02, 52,173.88 and 20,812.97 is: 28,722.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,807.02 : 52,173.88 = 20,812.97 : x
  2. Step 2: Convert to fraction form
    37,807.02/52,173.88 = 20,812.97/x
  3. Step 3: Cross multiply
    37,807.02x = 52,173.88 × 20,812.97
  4. Step 4: Simplify right side
    37,807.02x = 1,085,893,399.22
  5. Step 5: Solve for x
    x = 1,085,893,399.22/37,807.02
  6. Step 6: Final answer
    x = 28,722.00

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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.