Home / 16,982.12-23,406.18-14,614.76

Finding the Fourth Proportional to 16,982.12, 23,406.18 and 14,614.76

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Solution

The fourth proportional to 16,982.12, 23,406.18 and 14,614.76 is: 20,143.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,982.12 : 23,406.18 = 14,614.76 : x
  2. Step 2: Convert to fraction form
    16,982.12/23,406.18 = 14,614.76/x
  3. Step 3: Cross multiply
    16,982.12x = 23,406.18 × 14,614.76
  4. Step 4: Simplify right side
    16,982.12x = 342,075,703.22
  5. Step 5: Solve for x
    x = 342,075,703.22/16,982.12
  6. Step 6: Final answer
    x = 20,143.29

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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.