Home / 19,700.25-27,182.63-11,743.22

Finding the Fourth Proportional to 19,700.25, 27,182.63 and 11,743.22

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Solution

The fourth proportional to 19,700.25, 27,182.63 and 11,743.22 is: 16,203.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,700.25 : 27,182.63 = 11,743.22 : x
  2. Step 2: Convert to fraction form
    19,700.25/27,182.63 = 11,743.22/x
  3. Step 3: Cross multiply
    19,700.25x = 27,182.63 × 11,743.22
  4. Step 4: Simplify right side
    19,700.25x = 319,211,482.63
  5. Step 5: Solve for x
    x = 319,211,482.63/19,700.25
  6. Step 6: Final answer
    x = 16,203.42

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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.