Home / 14,082.12-19,412.63-10,719.08

Finding the Fourth Proportional to 14,082.12, 19,412.63 and 10,719.08

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Solution

The fourth proportional to 14,082.12, 19,412.63 and 10,719.08 is: 14,776.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,082.12 : 19,412.63 = 10,719.08 : x
  2. Step 2: Convert to fraction form
    14,082.12/19,412.63 = 10,719.08/x
  3. Step 3: Cross multiply
    14,082.12x = 19,412.63 × 10,719.08
  4. Step 4: Simplify right side
    14,082.12x = 208,085,383.32
  5. Step 5: Solve for x
    x = 208,085,383.32/14,082.12
  6. Step 6: Final answer
    x = 14,776.57

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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.