Home / 19,476.69-26,883.33-11,521.68

Finding the Fourth Proportional to 19,476.69, 26,883.33 and 11,521.68

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Solution

The fourth proportional to 19,476.69, 26,883.33 and 11,521.68 is: 15,903.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,476.69 : 26,883.33 = 11,521.68 : x
  2. Step 2: Convert to fraction form
    19,476.69/26,883.33 = 11,521.68/x
  3. Step 3: Cross multiply
    19,476.69x = 26,883.33 × 11,521.68
  4. Step 4: Simplify right side
    19,476.69x = 309,740,991.18
  5. Step 5: Solve for x
    x = 309,740,991.18/19,476.69
  6. Step 6: Final answer
    x = 15,903.17

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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.