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Finding the Fourth Proportional to 35,774.51, 49,368.83 and 19,860.44

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Solution

The fourth proportional to 35,774.51, 49,368.83 and 19,860.44 is: 27,407.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,774.51 : 49,368.83 = 19,860.44 : x
  2. Step 2: Convert to fraction form
    35,774.51/49,368.83 = 19,860.44/x
  3. Step 3: Cross multiply
    35,774.51x = 49,368.83 × 19,860.44
  4. Step 4: Simplify right side
    35,774.51x = 980,486,339.94
  5. Step 5: Solve for x
    x = 980,486,339.94/35,774.51
  6. Step 6: Final answer
    x = 27,407.40

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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.