Home / 14,075.55-19,421.21-8,973

Finding the Fourth Proportional to 14,075.55, 19,421.21 and 8,973

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Solution

The fourth proportional to 14,075.55, 19,421.21 and 8,973 is: 12,380.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,075.55 : 19,421.21 = 8,973 : x
  2. Step 2: Convert to fraction form
    14,075.55/19,421.21 = 8,973/x
  3. Step 3: Cross multiply
    14,075.55x = 19,421.21 × 8,973
  4. Step 4: Simplify right side
    14,075.55x = 174,266,517.33
  5. Step 5: Solve for x
    x = 174,266,517.33/14,075.55
  6. Step 6: Final answer
    x = 12,380.80

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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.