Home / 30,196.06-41,648.87-18,707.24

Finding the Fourth Proportional to 30,196.06, 41,648.87 and 18,707.24

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Solution

The fourth proportional to 30,196.06, 41,648.87 and 18,707.24 is: 25,802.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,196.06 : 41,648.87 = 18,707.24 : x
  2. Step 2: Convert to fraction form
    30,196.06/41,648.87 = 18,707.24/x
  3. Step 3: Cross multiply
    30,196.06x = 41,648.87 × 18,707.24
  4. Step 4: Simplify right side
    30,196.06x = 779,135,557.71
  5. Step 5: Solve for x
    x = 779,135,557.71/30,196.06
  6. Step 6: Final answer
    x = 25,802.56

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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.