Home / 16,829.23-23,224.23-9,172.49

Finding the Fourth Proportional to 16,829.23, 23,224.23 and 9,172.49

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Solution

The fourth proportional to 16,829.23, 23,224.23 and 9,172.49 is: 12,657.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,829.23 : 23,224.23 = 9,172.49 : x
  2. Step 2: Convert to fraction form
    16,829.23/23,224.23 = 9,172.49/x
  3. Step 3: Cross multiply
    16,829.23x = 23,224.23 × 9,172.49
  4. Step 4: Simplify right side
    16,829.23x = 213,024,075.49
  5. Step 5: Solve for x
    x = 213,024,075.49/16,829.23
  6. Step 6: Final answer
    x = 12,657.98

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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.