Home / 14,271.67-21,410.76-5,507.08

Finding the Fourth Proportional to 14,271.67, 21,410.76 and 5,507.08

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Solution

The fourth proportional to 14,271.67, 21,410.76 and 5,507.08 is: 8,261.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.67 : 21,410.76 = 5,507.08 : x
  2. Step 2: Convert to fraction form
    14,271.67/21,410.76 = 5,507.08/x
  3. Step 3: Cross multiply
    14,271.67x = 21,410.76 × 5,507.08
  4. Step 4: Simplify right side
    14,271.67x = 117,910,768.18
  5. Step 5: Solve for x
    x = 117,910,768.18/14,271.67
  6. Step 6: Final answer
    x = 8,261.88

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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.