Home / 30,304.48-41,769.12-23,215.36

Finding the Fourth Proportional to 30,304.48, 41,769.12 and 23,215.36

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Solution

The fourth proportional to 30,304.48, 41,769.12 and 23,215.36 is: 31,998.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,304.48 : 41,769.12 = 23,215.36 : x
  2. Step 2: Convert to fraction form
    30,304.48/41,769.12 = 23,215.36/x
  3. Step 3: Cross multiply
    30,304.48x = 41,769.12 × 23,215.36
  4. Step 4: Simplify right side
    30,304.48x = 969,685,157.68
  5. Step 5: Solve for x
    x = 969,685,157.68/30,304.48
  6. Step 6: Final answer
    x = 31,998.08

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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.