Home / 37,343.10-51,532.85-20,347.55

Finding the Fourth Proportional to 37,343.10, 51,532.85 and 20,347.55

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Solution

The fourth proportional to 37,343.10, 51,532.85 and 20,347.55 is: 28,079.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,343.10 : 51,532.85 = 20,347.55 : x
  2. Step 2: Convert to fraction form
    37,343.10/51,532.85 = 20,347.55/x
  3. Step 3: Cross multiply
    37,343.10x = 51,532.85 × 20,347.55
  4. Step 4: Simplify right side
    37,343.10x = 1,048,566,984.35
  5. Step 5: Solve for x
    x = 1,048,566,984.35/37,343.10
  6. Step 6: Final answer
    x = 28,079.27

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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.