Home / 12,586.02-17,361.06-9,054.02

Finding the Fourth Proportional to 12,586.02, 17,361.06 and 9,054.02

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Solution

The fourth proportional to 12,586.02, 17,361.06 and 9,054.02 is: 12,489.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,586.02 : 17,361.06 = 9,054.02 : x
  2. Step 2: Convert to fraction form
    12,586.02/17,361.06 = 9,054.02/x
  3. Step 3: Cross multiply
    12,586.02x = 17,361.06 × 9,054.02
  4. Step 4: Simplify right side
    12,586.02x = 157,187,384.46
  5. Step 5: Solve for x
    x = 157,187,384.46/12,586.02
  6. Step 6: Final answer
    x = 12,489.05

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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.