Home / 26,968.55-40,460.72-13,830.08

Finding the Fourth Proportional to 26,968.55, 40,460.72 and 13,830.08

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Solution

The fourth proportional to 26,968.55, 40,460.72 and 13,830.08 is: 20,749.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,968.55 : 40,460.72 = 13,830.08 : x
  2. Step 2: Convert to fraction form
    26,968.55/40,460.72 = 13,830.08/x
  3. Step 3: Cross multiply
    26,968.55x = 40,460.72 × 13,830.08
  4. Step 4: Simplify right side
    26,968.55x = 559,574,723.00
  5. Step 5: Solve for x
    x = 559,574,723.00/26,968.55
  6. Step 6: Final answer
    x = 20,749.16

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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.