Home / 19,653.02-27,121.23-10,700.60

Finding the Fourth Proportional to 19,653.02, 27,121.23 and 10,700.60

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Solution

The fourth proportional to 19,653.02, 27,121.23 and 10,700.60 is: 14,766.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,653.02 : 27,121.23 = 10,700.60 : x
  2. Step 2: Convert to fraction form
    19,653.02/27,121.23 = 10,700.60/x
  3. Step 3: Cross multiply
    19,653.02x = 27,121.23 × 10,700.60
  4. Step 4: Simplify right side
    19,653.02x = 290,213,433.74
  5. Step 5: Solve for x
    x = 290,213,433.74/19,653.02
  6. Step 6: Final answer
    x = 14,766.86

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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.