Home / 30,233.30-41,720.17-16,804.10

Finding the Fourth Proportional to 30,233.30, 41,720.17 and 16,804.10

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Solution

The fourth proportional to 30,233.30, 41,720.17 and 16,804.10 is: 23,188.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,233.30 : 41,720.17 = 16,804.10 : x
  2. Step 2: Convert to fraction form
    30,233.30/41,720.17 = 16,804.10/x
  3. Step 3: Cross multiply
    30,233.30x = 41,720.17 × 16,804.10
  4. Step 4: Simplify right side
    30,233.30x = 701,069,616.08
  5. Step 5: Solve for x
    x = 701,069,616.08/30,233.30
  6. Step 6: Final answer
    x = 23,188.66

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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.