Home / 38,431.68-53,039.22-23,328.22

Finding the Fourth Proportional to 38,431.68, 53,039.22 and 23,328.22

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Solution

The fourth proportional to 38,431.68, 53,039.22 and 23,328.22 is: 32,195.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,431.68 : 53,039.22 = 23,328.22 : x
  2. Step 2: Convert to fraction form
    38,431.68/53,039.22 = 23,328.22/x
  3. Step 3: Cross multiply
    38,431.68x = 53,039.22 × 23,328.22
  4. Step 4: Simplify right side
    38,431.68x = 1,237,310,592.79
  5. Step 5: Solve for x
    x = 1,237,310,592.79/38,431.68
  6. Step 6: Final answer
    x = 32,195.07

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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.