Home / 19,409.75-26,785.46-11,026.25

Finding the Fourth Proportional to 19,409.75, 26,785.46 and 11,026.25

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Solution

The fourth proportional to 19,409.75, 26,785.46 and 11,026.25 is: 15,216.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,409.75 : 26,785.46 = 11,026.25 : x
  2. Step 2: Convert to fraction form
    19,409.75/26,785.46 = 11,026.25/x
  3. Step 3: Cross multiply
    19,409.75x = 26,785.46 × 11,026.25
  4. Step 4: Simplify right side
    19,409.75x = 295,343,123.19
  5. Step 5: Solve for x
    x = 295,343,123.19/19,409.75
  6. Step 6: Final answer
    x = 15,216.23

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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.