Home / 30,191.24-41,661.98-16,762.49

Finding the Fourth Proportional to 30,191.24, 41,661.98 and 16,762.49

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Solution

The fourth proportional to 30,191.24, 41,661.98 and 16,762.49 is: 23,131.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,191.24 : 41,661.98 = 16,762.49 : x
  2. Step 2: Convert to fraction form
    30,191.24/41,661.98 = 16,762.49/x
  3. Step 3: Cross multiply
    30,191.24x = 41,661.98 × 16,762.49
  4. Step 4: Simplify right side
    30,191.24x = 698,358,314.82
  5. Step 5: Solve for x
    x = 698,358,314.82/30,191.24
  6. Step 6: Final answer
    x = 23,131.16

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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.