Home / 12,493.17-17,254.74-8,507.36

Finding the Fourth Proportional to 12,493.17, 17,254.74 and 8,507.36

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Solution

The fourth proportional to 12,493.17, 17,254.74 and 8,507.36 is: 11,749.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,493.17 : 17,254.74 = 8,507.36 : x
  2. Step 2: Convert to fraction form
    12,493.17/17,254.74 = 8,507.36/x
  3. Step 3: Cross multiply
    12,493.17x = 17,254.74 × 8,507.36
  4. Step 4: Simplify right side
    12,493.17x = 146,792,284.89
  5. Step 5: Solve for x
    x = 146,792,284.89/12,493.17
  6. Step 6: Final answer
    x = 11,749.80

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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.