Home / 30,111.36-41,553.60-16,683.52

Finding the Fourth Proportional to 30,111.36, 41,553.60 and 16,683.52

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Solution

The fourth proportional to 30,111.36, 41,553.60 and 16,683.52 is: 23,023.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,111.36 : 41,553.60 = 16,683.52 : x
  2. Step 2: Convert to fraction form
    30,111.36/41,553.60 = 16,683.52/x
  3. Step 3: Cross multiply
    30,111.36x = 41,553.60 × 16,683.52
  4. Step 4: Simplify right side
    30,111.36x = 693,260,316.67
  5. Step 5: Solve for x
    x = 693,260,316.67/30,111.36
  6. Step 6: Final answer
    x = 23,023.22

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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.