Home / 30,943.47-46,403.31-11,217.27

Finding the Fourth Proportional to 30,943.47, 46,403.31 and 11,217.27

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Solution

The fourth proportional to 30,943.47, 46,403.31 and 11,217.27 is: 16,821.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,943.47 : 46,403.31 = 11,217.27 : x
  2. Step 2: Convert to fraction form
    30,943.47/46,403.31 = 11,217.27/x
  3. Step 3: Cross multiply
    30,943.47x = 46,403.31 × 11,217.27
  4. Step 4: Simplify right side
    30,943.47x = 520,518,457.16
  5. Step 5: Solve for x
    x = 520,518,457.16/30,943.47
  6. Step 6: Final answer
    x = 16,821.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.