Home / 30,225.33-41,683.05-18,891.23

Finding the Fourth Proportional to 30,225.33, 41,683.05 and 18,891.23

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Solution

The fourth proportional to 30,225.33, 41,683.05 and 18,891.23 is: 26,052.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,225.33 : 41,683.05 = 18,891.23 : x
  2. Step 2: Convert to fraction form
    30,225.33/41,683.05 = 18,891.23/x
  3. Step 3: Cross multiply
    30,225.33x = 41,683.05 × 18,891.23
  4. Step 4: Simplify right side
    30,225.33x = 787,443,876.24
  5. Step 5: Solve for x
    x = 787,443,876.24/30,225.33
  6. Step 6: Final answer
    x = 26,052.45

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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.