Home / 14,407.68-21,572.55-7,467.60

Finding the Fourth Proportional to 14,407.68, 21,572.55 and 7,467.60

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Solution

The fourth proportional to 14,407.68, 21,572.55 and 7,467.60 is: 11,181.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,407.68 : 21,572.55 = 7,467.60 : x
  2. Step 2: Convert to fraction form
    14,407.68/21,572.55 = 7,467.60/x
  3. Step 3: Cross multiply
    14,407.68x = 21,572.55 × 7,467.60
  4. Step 4: Simplify right side
    14,407.68x = 161,095,174.38
  5. Step 5: Solve for x
    x = 161,095,174.38/14,407.68
  6. Step 6: Final answer
    x = 11,181.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.