Home / 14,125.17-21,195.90-7,551.30

Finding the Fourth Proportional to 14,125.17, 21,195.90 and 7,551.30

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Solution

The fourth proportional to 14,125.17, 21,195.90 and 7,551.30 is: 11,331.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,125.17 : 21,195.90 = 7,551.30 : x
  2. Step 2: Convert to fraction form
    14,125.17/21,195.90 = 7,551.30/x
  3. Step 3: Cross multiply
    14,125.17x = 21,195.90 × 7,551.30
  4. Step 4: Simplify right side
    14,125.17x = 160,056,599.67
  5. Step 5: Solve for x
    x = 160,056,599.67/14,125.17
  6. Step 6: Final answer
    x = 11,331.30

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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.