Home / 19,125.33-26,395.01-11,575.81

Finding the Fourth Proportional to 19,125.33, 26,395.01 and 11,575.81

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Solution

The fourth proportional to 19,125.33, 26,395.01 and 11,575.81 is: 15,975.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,125.33 : 26,395.01 = 11,575.81 : x
  2. Step 2: Convert to fraction form
    19,125.33/26,395.01 = 11,575.81/x
  3. Step 3: Cross multiply
    19,125.33x = 26,395.01 × 11,575.81
  4. Step 4: Simplify right side
    19,125.33x = 305,543,620.71
  5. Step 5: Solve for x
    x = 305,543,620.71/19,125.33
  6. Step 6: Final answer
    x = 15,975.86

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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.