Home / 14,494.12-21,619.35-13,165.32

Finding the Fourth Proportional to 14,494.12, 21,619.35 and 13,165.32

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Solution

The fourth proportional to 14,494.12, 21,619.35 and 13,165.32 is: 19,637.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,494.12 : 21,619.35 = 13,165.32 : x
  2. Step 2: Convert to fraction form
    14,494.12/21,619.35 = 13,165.32/x
  3. Step 3: Cross multiply
    14,494.12x = 21,619.35 × 13,165.32
  4. Step 4: Simplify right side
    14,494.12x = 284,625,660.94
  5. Step 5: Solve for x
    x = 284,625,660.94/14,494.12
  6. Step 6: Final answer
    x = 19,637.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.