Home / 19,284.30-26,614.80-10,786.89

Finding the Fourth Proportional to 19,284.30, 26,614.80 and 10,786.89

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Solution

The fourth proportional to 19,284.30, 26,614.80 and 10,786.89 is: 14,887.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,284.30 : 26,614.80 = 10,786.89 : x
  2. Step 2: Convert to fraction form
    19,284.30/26,614.80 = 10,786.89/x
  3. Step 3: Cross multiply
    19,284.30x = 26,614.80 × 10,786.89
  4. Step 4: Simplify right side
    19,284.30x = 287,090,866.04
  5. Step 5: Solve for x
    x = 287,090,866.04/19,284.30
  6. Step 6: Final answer
    x = 14,887.28

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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.