Home / 19,653.53-27,122.58-10,700.60

Finding the Fourth Proportional to 19,653.53, 27,122.58 and 10,700.60

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Solution

The fourth proportional to 19,653.53, 27,122.58 and 10,700.60 is: 14,767.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,653.53 : 27,122.58 = 10,700.60 : x
  2. Step 2: Convert to fraction form
    19,653.53/27,122.58 = 10,700.60/x
  3. Step 3: Cross multiply
    19,653.53x = 27,122.58 × 10,700.60
  4. Step 4: Simplify right side
    19,653.53x = 290,227,743.94
  5. Step 5: Solve for x
    x = 290,227,743.94/19,653.53
  6. Step 6: Final answer
    x = 14,767.21

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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.