Home / 21,743.83-32,614.72-7,703.63

Finding the Fourth Proportional to 21,743.83, 32,614.72 and 7,703.63

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Solution

The fourth proportional to 21,743.83, 32,614.72 and 7,703.63 is: 11,555.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,743.83 : 32,614.72 = 7,703.63 : x
  2. Step 2: Convert to fraction form
    21,743.83/32,614.72 = 7,703.63/x
  3. Step 3: Cross multiply
    21,743.83x = 32,614.72 × 7,703.63
  4. Step 4: Simplify right side
    21,743.83x = 251,251,735.43
  5. Step 5: Solve for x
    x = 251,251,735.43/21,743.83
  6. Step 6: Final answer
    x = 11,555.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.