Home / 19,837.51-29,764.01-8,736.39

Finding the Fourth Proportional to 19,837.51, 29,764.01 and 8,736.39

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Solution

The fourth proportional to 19,837.51, 29,764.01 and 8,736.39 is: 13,108.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,837.51 : 29,764.01 = 8,736.39 : x
  2. Step 2: Convert to fraction form
    19,837.51/29,764.01 = 8,736.39/x
  3. Step 3: Cross multiply
    19,837.51x = 29,764.01 × 8,736.39
  4. Step 4: Simplify right side
    19,837.51x = 260,030,030.05
  5. Step 5: Solve for x
    x = 260,030,030.05/19,837.51
  6. Step 6: Final answer
    x = 13,108.00

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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.