Home / 12,507.08-17,251.58-7,467.36

Finding the Fourth Proportional to 12,507.08, 17,251.58 and 7,467.36

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Solution

The fourth proportional to 12,507.08, 17,251.58 and 7,467.36 is: 10,300.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,507.08 : 17,251.58 = 7,467.36 : x
  2. Step 2: Convert to fraction form
    12,507.08/17,251.58 = 7,467.36/x
  3. Step 3: Cross multiply
    12,507.08x = 17,251.58 × 7,467.36
  4. Step 4: Simplify right side
    12,507.08x = 128,823,721.09
  5. Step 5: Solve for x
    x = 128,823,721.09/12,507.08
  6. Step 6: Final answer
    x = 10,300.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.