Home / 53,894.67-74,376.94-30,021.36

Finding the Fourth Proportional to 53,894.67, 74,376.94 and 30,021.36

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Solution

The fourth proportional to 53,894.67, 74,376.94 and 30,021.36 is: 41,430.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,894.67 : 74,376.94 = 30,021.36 : x
  2. Step 2: Convert to fraction form
    53,894.67/74,376.94 = 30,021.36/x
  3. Step 3: Cross multiply
    53,894.67x = 74,376.94 × 30,021.36
  4. Step 4: Simplify right side
    53,894.67x = 2,232,896,593.76
  5. Step 5: Solve for x
    x = 2,232,896,593.76/53,894.67
  6. Step 6: Final answer
    x = 41,430.75

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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.