Home / 30,283.36-41,796.54-18,356.92

Finding the Fourth Proportional to 30,283.36, 41,796.54 and 18,356.92

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Solution

The fourth proportional to 30,283.36, 41,796.54 and 18,356.92 is: 25,335.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,283.36 : 41,796.54 = 18,356.92 : x
  2. Step 2: Convert to fraction form
    30,283.36/41,796.54 = 18,356.92/x
  3. Step 3: Cross multiply
    30,283.36x = 41,796.54 × 18,356.92
  4. Step 4: Simplify right side
    30,283.36x = 767,255,741.06
  5. Step 5: Solve for x
    x = 767,255,741.06/30,283.36
  6. Step 6: Final answer
    x = 25,335.89

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1.5x scale

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.