Home / 29,574.12-40,812.30-16,998.12

Finding the Fourth Proportional to 29,574.12, 40,812.30 and 16,998.12

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Solution

The fourth proportional to 29,574.12, 40,812.30 and 16,998.12 is: 23,457.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,574.12 : 40,812.30 = 16,998.12 : x
  2. Step 2: Convert to fraction form
    29,574.12/40,812.30 = 16,998.12/x
  3. Step 3: Cross multiply
    29,574.12x = 40,812.30 × 16,998.12
  4. Step 4: Simplify right side
    29,574.12x = 693,732,372.88
  5. Step 5: Solve for x
    x = 693,732,372.88/29,574.12
  6. Step 6: Final answer
    x = 23,457.41

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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.