Home / 29,928.61-41,301-16,501.12

Finding the Fourth Proportional to 29,928.61, 41,301 and 16,501.12

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Solution

The fourth proportional to 29,928.61, 41,301 and 16,501.12 is: 22,771.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,928.61 : 41,301 = 16,501.12 : x
  2. Step 2: Convert to fraction form
    29,928.61/41,301 = 16,501.12/x
  3. Step 3: Cross multiply
    29,928.61x = 41,301 × 16,501.12
  4. Step 4: Simplify right side
    29,928.61x = 681,512,757.12
  5. Step 5: Solve for x
    x = 681,512,757.12/29,928.61
  6. Step 6: Final answer
    x = 22,771.28

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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.