Home / 14,282.88-21,342.44-10,886.88

Finding the Fourth Proportional to 14,282.88, 21,342.44 and 10,886.88

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Solution

The fourth proportional to 14,282.88, 21,342.44 and 10,886.88 is: 16,267.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,282.88 : 21,342.44 = 10,886.88 : x
  2. Step 2: Convert to fraction form
    14,282.88/21,342.44 = 10,886.88/x
  3. Step 3: Cross multiply
    14,282.88x = 21,342.44 × 10,886.88
  4. Step 4: Simplify right side
    14,282.88x = 232,352,583.19
  5. Step 5: Solve for x
    x = 232,352,583.19/14,282.88
  6. Step 6: Final answer
    x = 16,267.91

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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.