Home / 19,448.30-26,835.71-10,949.99

Finding the Fourth Proportional to 19,448.30, 26,835.71 and 10,949.99

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Solution

The fourth proportional to 19,448.30, 26,835.71 and 10,949.99 is: 15,109.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,448.30 : 26,835.71 = 10,949.99 : x
  2. Step 2: Convert to fraction form
    19,448.30/26,835.71 = 10,949.99/x
  3. Step 3: Cross multiply
    19,448.30x = 26,835.71 × 10,949.99
  4. Step 4: Simplify right side
    19,448.30x = 293,850,567.21
  5. Step 5: Solve for x
    x = 293,850,567.21/19,448.30
  6. Step 6: Final answer
    x = 15,109.32

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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.