Home / 30,066.57-41,495.45-22,111.47

Finding the Fourth Proportional to 30,066.57, 41,495.45 and 22,111.47

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Solution

The fourth proportional to 30,066.57, 41,495.45 and 22,111.47 is: 30,516.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,066.57 : 41,495.45 = 22,111.47 : x
  2. Step 2: Convert to fraction form
    30,066.57/41,495.45 = 22,111.47/x
  3. Step 3: Cross multiply
    30,066.57x = 41,495.45 × 22,111.47
  4. Step 4: Simplify right side
    30,066.57x = 917,525,287.25
  5. Step 5: Solve for x
    x = 917,525,287.25/30,066.57
  6. Step 6: Final answer
    x = 30,516.46

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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.