Home / 13,937.76-20,893.68-9,557.28

Finding the Fourth Proportional to 13,937.76, 20,893.68 and 9,557.28

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Solution

The fourth proportional to 13,937.76, 20,893.68 and 9,557.28 is: 14,327.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,937.76 : 20,893.68 = 9,557.28 : x
  2. Step 2: Convert to fraction form
    13,937.76/20,893.68 = 9,557.28/x
  3. Step 3: Cross multiply
    13,937.76x = 20,893.68 × 9,557.28
  4. Step 4: Simplify right side
    13,937.76x = 199,686,749.99
  5. Step 5: Solve for x
    x = 199,686,749.99/13,937.76
  6. Step 6: Final answer
    x = 14,327.03

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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.