Home / 22,622.23-33,781.01-18,470.34

Finding the Fourth Proportional to 22,622.23, 33,781.01 and 18,470.34

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Solution

The fourth proportional to 22,622.23, 33,781.01 and 18,470.34 is: 27,581.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,622.23 : 33,781.01 = 18,470.34 : x
  2. Step 2: Convert to fraction form
    22,622.23/33,781.01 = 18,470.34/x
  3. Step 3: Cross multiply
    22,622.23x = 33,781.01 × 18,470.34
  4. Step 4: Simplify right side
    22,622.23x = 623,946,647.89
  5. Step 5: Solve for x
    x = 623,946,647.89/22,622.23
  6. Step 6: Final answer
    x = 27,581.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.