Home / 38,889.76-53,651.04-23,783.12

Finding the Fourth Proportional to 38,889.76, 53,651.04 and 23,783.12

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Solution

The fourth proportional to 38,889.76, 53,651.04 and 23,783.12 is: 32,810.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,889.76 : 53,651.04 = 23,783.12 : x
  2. Step 2: Convert to fraction form
    38,889.76/53,651.04 = 23,783.12/x
  3. Step 3: Cross multiply
    38,889.76x = 53,651.04 × 23,783.12
  4. Step 4: Simplify right side
    38,889.76x = 1,275,989,122.44
  5. Step 5: Solve for x
    x = 1,275,989,122.44/38,889.76
  6. Step 6: Final answer
    x = 32,810.41

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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.