Home / 22,457.05-30,993.60-18,673.71

Finding the Fourth Proportional to 22,457.05, 30,993.60 and 18,673.71

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Solution

The fourth proportional to 22,457.05, 30,993.60 and 18,673.71 is: 25,772.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,457.05 : 30,993.60 = 18,673.71 : x
  2. Step 2: Convert to fraction form
    22,457.05/30,993.60 = 18,673.71/x
  3. Step 3: Cross multiply
    22,457.05x = 30,993.60 × 18,673.71
  4. Step 4: Simplify right side
    22,457.05x = 578,765,452.06
  5. Step 5: Solve for x
    x = 578,765,452.06/22,457.05
  6. Step 6: Final answer
    x = 25,772.11

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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.