Home / 19,109.76-26,371.46-10,726.26

Finding the Fourth Proportional to 19,109.76, 26,371.46 and 10,726.26

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Solution

The fourth proportional to 19,109.76, 26,371.46 and 10,726.26 is: 14,802.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,109.76 : 26,371.46 = 10,726.26 : x
  2. Step 2: Convert to fraction form
    19,109.76/26,371.46 = 10,726.26/x
  3. Step 3: Cross multiply
    19,109.76x = 26,371.46 × 10,726.26
  4. Step 4: Simplify right side
    19,109.76x = 282,867,136.54
  5. Step 5: Solve for x
    x = 282,867,136.54/19,109.76
  6. Step 6: Final answer
    x = 14,802.23

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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.