Home / 19,009.40-26,220.52-11,450.52

Finding the Fourth Proportional to 19,009.40, 26,220.52 and 11,450.52

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Solution

The fourth proportional to 19,009.40, 26,220.52 and 11,450.52 is: 15,794.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,009.40 : 26,220.52 = 11,450.52 : x
  2. Step 2: Convert to fraction form
    19,009.40/26,220.52 = 11,450.52/x
  3. Step 3: Cross multiply
    19,009.40x = 26,220.52 × 11,450.52
  4. Step 4: Simplify right side
    19,009.40x = 300,238,588.67
  5. Step 5: Solve for x
    x = 300,238,588.67/19,009.40
  6. Step 6: Final answer
    x = 15,794.22

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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.