Home / 26,720.08-40,054.08-11,142.16

Finding the Fourth Proportional to 26,720.08, 40,054.08 and 11,142.16

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Solution

The fourth proportional to 26,720.08, 40,054.08 and 11,142.16 is: 16,702.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,720.08 : 40,054.08 = 11,142.16 : x
  2. Step 2: Convert to fraction form
    26,720.08/40,054.08 = 11,142.16/x
  3. Step 3: Cross multiply
    26,720.08x = 40,054.08 × 11,142.16
  4. Step 4: Simplify right side
    26,720.08x = 446,288,968.01
  5. Step 5: Solve for x
    x = 446,288,968.01/26,720.08
  6. Step 6: Final answer
    x = 16,702.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.