Home / 23,399.83-32,316.29-20,206.81

Finding the Fourth Proportional to 23,399.83, 32,316.29 and 20,206.81

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Solution

The fourth proportional to 23,399.83, 32,316.29 and 20,206.81 is: 27,906.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,399.83 : 32,316.29 = 20,206.81 : x
  2. Step 2: Convert to fraction form
    23,399.83/32,316.29 = 20,206.81/x
  3. Step 3: Cross multiply
    23,399.83x = 32,316.29 × 20,206.81
  4. Step 4: Simplify right side
    23,399.83x = 653,009,131.93
  5. Step 5: Solve for x
    x = 653,009,131.93/23,399.83
  6. Step 6: Final answer
    x = 27,906.58

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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.