Home / 13,507.32-20,253.48-5,607.66

Finding the Fourth Proportional to 13,507.32, 20,253.48 and 5,607.66

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Solution

The fourth proportional to 13,507.32, 20,253.48 and 5,607.66 is: 8,408.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,507.32 : 20,253.48 = 5,607.66 : x
  2. Step 2: Convert to fraction form
    13,507.32/20,253.48 = 5,607.66/x
  3. Step 3: Cross multiply
    13,507.32x = 20,253.48 × 5,607.66
  4. Step 4: Simplify right side
    13,507.32x = 113,574,629.66
  5. Step 5: Solve for x
    x = 113,574,629.66/13,507.32
  6. Step 6: Final answer
    x = 8,408.38

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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.