Home / 14,054.40-21,082.01-3,666.15

Finding the Fourth Proportional to 14,054.40, 21,082.01 and 3,666.15

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Solution

The fourth proportional to 14,054.40, 21,082.01 and 3,666.15 is: 5,499.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,054.40 : 21,082.01 = 3,666.15 : x
  2. Step 2: Convert to fraction form
    14,054.40/21,082.01 = 3,666.15/x
  3. Step 3: Cross multiply
    14,054.40x = 21,082.01 × 3,666.15
  4. Step 4: Simplify right side
    14,054.40x = 77,289,792.63
  5. Step 5: Solve for x
    x = 77,289,792.63/14,054.40
  6. Step 6: Final answer
    x = 5,499.33

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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.