Home / 18,952.21-26,152.89-10,886.26

Finding the Fourth Proportional to 18,952.21, 26,152.89 and 10,886.26

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Solution

The fourth proportional to 18,952.21, 26,152.89 and 10,886.26 is: 15,022.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,952.21 : 26,152.89 = 10,886.26 : x
  2. Step 2: Convert to fraction form
    18,952.21/26,152.89 = 10,886.26/x
  3. Step 3: Cross multiply
    18,952.21x = 26,152.89 × 10,886.26
  4. Step 4: Simplify right side
    18,952.21x = 284,707,160.29
  5. Step 5: Solve for x
    x = 284,707,160.29/18,952.21
  6. Step 6: Final answer
    x = 15,022.37

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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.