Home / 29,999.16-41,399.16-16,570.77

Finding the Fourth Proportional to 29,999.16, 41,399.16 and 16,570.77

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Solution

The fourth proportional to 29,999.16, 41,399.16 and 16,570.77 is: 22,867.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,999.16 : 41,399.16 = 16,570.77 : x
  2. Step 2: Convert to fraction form
    29,999.16/41,399.16 = 16,570.77/x
  3. Step 3: Cross multiply
    29,999.16x = 41,399.16 × 16,570.77
  4. Step 4: Simplify right side
    29,999.16x = 686,015,958.55
  5. Step 5: Solve for x
    x = 686,015,958.55/29,999.16
  6. Step 6: Final answer
    x = 22,867.84

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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.