Home / 29,886.20-41,243.23-16,457.51

Finding the Fourth Proportional to 29,886.20, 41,243.23 and 16,457.51

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Solution

The fourth proportional to 29,886.20, 41,243.23 and 16,457.51 is: 22,711.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,886.20 : 41,243.23 = 16,457.51 : x
  2. Step 2: Convert to fraction form
    29,886.20/41,243.23 = 16,457.51/x
  3. Step 3: Cross multiply
    29,886.20x = 41,243.23 × 16,457.51
  4. Step 4: Simplify right side
    29,886.20x = 678,760,993.84
  5. Step 5: Solve for x
    x = 678,760,993.84/29,886.20
  6. Step 6: Final answer
    x = 22,711.52

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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.