Home / 14,548.34-20,075.04-8,174.08

Finding the Fourth Proportional to 14,548.34, 20,075.04 and 8,174.08

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Solution

The fourth proportional to 14,548.34, 20,075.04 and 8,174.08 is: 11,279.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,548.34 : 20,075.04 = 8,174.08 : x
  2. Step 2: Convert to fraction form
    14,548.34/20,075.04 = 8,174.08/x
  3. Step 3: Cross multiply
    14,548.34x = 20,075.04 × 8,174.08
  4. Step 4: Simplify right side
    14,548.34x = 164,094,982.96
  5. Step 5: Solve for x
    x = 164,094,982.96/14,548.34
  6. Step 6: Final answer
    x = 11,279.29

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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.