Home / 37,730.58-52,077.60-21,824.28

Finding the Fourth Proportional to 37,730.58, 52,077.60 and 21,824.28

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Solution

The fourth proportional to 37,730.58, 52,077.60 and 21,824.28 is: 30,122.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,730.58 : 52,077.60 = 21,824.28 : x
  2. Step 2: Convert to fraction form
    37,730.58/52,077.60 = 21,824.28/x
  3. Step 3: Cross multiply
    37,730.58x = 52,077.60 × 21,824.28
  4. Step 4: Simplify right side
    37,730.58x = 1,136,556,124.13
  5. Step 5: Solve for x
    x = 1,136,556,124.13/37,730.58
  6. Step 6: Final answer
    x = 30,122.94

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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.