Home / 22,440.96-33,802.56-21,058.56

Finding the Fourth Proportional to 22,440.96, 33,802.56 and 21,058.56

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Solution

The fourth proportional to 22,440.96, 33,802.56 and 21,058.56 is: 31,720.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,440.96 : 33,802.56 = 21,058.56 : x
  2. Step 2: Convert to fraction form
    22,440.96/33,802.56 = 21,058.56/x
  3. Step 3: Cross multiply
    22,440.96x = 33,802.56 × 21,058.56
  4. Step 4: Simplify right side
    22,440.96x = 711,833,237.91
  5. Step 5: Solve for x
    x = 711,833,237.91/22,440.96
  6. Step 6: Final answer
    x = 31,720.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.