Home / 14,389.58-19,856.19-10,614.79

Finding the Fourth Proportional to 14,389.58, 19,856.19 and 10,614.79

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Solution

The fourth proportional to 14,389.58, 19,856.19 and 10,614.79 is: 14,647.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,389.58 : 19,856.19 = 10,614.79 : x
  2. Step 2: Convert to fraction form
    14,389.58/19,856.19 = 10,614.79/x
  3. Step 3: Cross multiply
    14,389.58x = 19,856.19 × 10,614.79
  4. Step 4: Simplify right side
    14,389.58x = 210,769,287.05
  5. Step 5: Solve for x
    x = 210,769,287.05/14,389.58
  6. Step 6: Final answer
    x = 14,647.36

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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.