Home / 37,307.88-51,485.22-20,541.48

Finding the Fourth Proportional to 37,307.88, 51,485.22 and 20,541.48

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Solution

The fourth proportional to 37,307.88, 51,485.22 and 20,541.48 is: 28,347.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,307.88 : 51,485.22 = 20,541.48 : x
  2. Step 2: Convert to fraction form
    37,307.88/51,485.22 = 20,541.48/x
  3. Step 3: Cross multiply
    37,307.88x = 51,485.22 × 20,541.48
  4. Step 4: Simplify right side
    37,307.88x = 1,057,582,616.93
  5. Step 5: Solve for x
    x = 1,057,582,616.93/37,307.88
  6. Step 6: Final answer
    x = 28,347.43

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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.