Home / 19,219.78-26,522.49-10,837.06

Finding the Fourth Proportional to 19,219.78, 26,522.49 and 10,837.06

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Solution

The fourth proportional to 19,219.78, 26,522.49 and 10,837.06 is: 14,954.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,219.78 : 26,522.49 = 10,837.06 : x
  2. Step 2: Convert to fraction form
    19,219.78/26,522.49 = 10,837.06/x
  3. Step 3: Cross multiply
    19,219.78x = 26,522.49 × 10,837.06
  4. Step 4: Simplify right side
    19,219.78x = 287,425,815.48
  5. Step 5: Solve for x
    x = 287,425,815.48/19,219.78
  6. Step 6: Final answer
    x = 14,954.69

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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.