Home / 30,091.70-41,526.26-17,340.20

Finding the Fourth Proportional to 30,091.70, 41,526.26 and 17,340.20

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Solution

The fourth proportional to 30,091.70, 41,526.26 and 17,340.20 is: 23,929.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,091.70 : 41,526.26 = 17,340.20 : x
  2. Step 2: Convert to fraction form
    30,091.70/41,526.26 = 17,340.20/x
  3. Step 3: Cross multiply
    30,091.70x = 41,526.26 × 17,340.20
  4. Step 4: Simplify right side
    30,091.70x = 720,073,580.07
  5. Step 5: Solve for x
    x = 720,073,580.07/30,091.70
  6. Step 6: Final answer
    x = 23,929.31

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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.