Home / 30,324.90-41,842.80-16,895.82

Finding the Fourth Proportional to 30,324.90, 41,842.80 and 16,895.82

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Solution

The fourth proportional to 30,324.90, 41,842.80 and 16,895.82 is: 23,313.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,324.90 : 41,842.80 = 16,895.82 : x
  2. Step 2: Convert to fraction form
    30,324.90/41,842.80 = 16,895.82/x
  3. Step 3: Cross multiply
    30,324.90x = 41,842.80 × 16,895.82
  4. Step 4: Simplify right side
    30,324.90x = 706,968,417.10
  5. Step 5: Solve for x
    x = 706,968,417.10/30,324.90
  6. Step 6: Final answer
    x = 23,313.13

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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.