Home / 19,017.36-26,244.36-10,636.56

Finding the Fourth Proportional to 19,017.36, 26,244.36 and 10,636.56

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Solution

The fourth proportional to 19,017.36, 26,244.36 and 10,636.56 is: 14,678.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,017.36 : 26,244.36 = 10,636.56 : x
  2. Step 2: Convert to fraction form
    19,017.36/26,244.36 = 10,636.56/x
  3. Step 3: Cross multiply
    19,017.36x = 26,244.36 × 10,636.56
  4. Step 4: Simplify right side
    19,017.36x = 279,149,709.80
  5. Step 5: Solve for x
    x = 279,149,709.80/19,017.36
  6. Step 6: Final answer
    x = 14,678.68

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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.