Home / 40,963.63-61,434-11,374.42

Finding the Fourth Proportional to 40,963.63, 61,434 and 11,374.42

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Solution

The fourth proportional to 40,963.63, 61,434 and 11,374.42 is: 17,058.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,963.63 : 61,434 = 11,374.42 : x
  2. Step 2: Convert to fraction form
    40,963.63/61,434 = 11,374.42/x
  3. Step 3: Cross multiply
    40,963.63x = 61,434 × 11,374.42
  4. Step 4: Simplify right side
    40,963.63x = 698,776,118.28
  5. Step 5: Solve for x
    x = 698,776,118.28/40,963.63
  6. Step 6: Final answer
    x = 17,058.45

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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.