Home / 19,659.06-27,130.02-10,706.94

Finding the Fourth Proportional to 19,659.06, 27,130.02 and 10,706.94

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Solution

The fourth proportional to 19,659.06, 27,130.02 and 10,706.94 is: 14,775.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,659.06 : 27,130.02 = 10,706.94 : x
  2. Step 2: Convert to fraction form
    19,659.06/27,130.02 = 10,706.94/x
  3. Step 3: Cross multiply
    19,659.06x = 27,130.02 × 10,706.94
  4. Step 4: Simplify right side
    19,659.06x = 290,479,496.34
  5. Step 5: Solve for x
    x = 290,479,496.34/19,659.06
  6. Step 6: Final answer
    x = 14,775.86

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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.