Home / 30,559.33-45,829.41-11,838.07

Finding the Fourth Proportional to 30,559.33, 45,829.41 and 11,838.07

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Solution

The fourth proportional to 30,559.33, 45,829.41 and 11,838.07 is: 17,753.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,559.33 : 45,829.41 = 11,838.07 : x
  2. Step 2: Convert to fraction form
    30,559.33/45,829.41 = 11,838.07/x
  3. Step 3: Cross multiply
    30,559.33x = 45,829.41 × 11,838.07
  4. Step 4: Simplify right side
    30,559.33x = 542,531,763.64
  5. Step 5: Solve for x
    x = 542,531,763.64/30,559.33
  6. Step 6: Final answer
    x = 17,753.39

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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.