Home / 19,700.23-27,185.37-10,747.20

Finding the Fourth Proportional to 19,700.23, 27,185.37 and 10,747.20

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Solution

The fourth proportional to 19,700.23, 27,185.37 and 10,747.20 is: 14,830.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,700.23 : 27,185.37 = 10,747.20 : x
  2. Step 2: Convert to fraction form
    19,700.23/27,185.37 = 10,747.20/x
  3. Step 3: Cross multiply
    19,700.23x = 27,185.37 × 10,747.20
  4. Step 4: Simplify right side
    19,700.23x = 292,166,466.22
  5. Step 5: Solve for x
    x = 292,166,466.22/19,700.23
  6. Step 6: Final answer
    x = 14,830.61

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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.