Home / 19,038.06-26,270.46-11,081.88

Finding the Fourth Proportional to 19,038.06, 26,270.46 and 11,081.88

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Solution

The fourth proportional to 19,038.06, 26,270.46 and 11,081.88 is: 15,291.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,038.06 : 26,270.46 = 11,081.88 : x
  2. Step 2: Convert to fraction form
    19,038.06/26,270.46 = 11,081.88/x
  3. Step 3: Cross multiply
    19,038.06x = 26,270.46 × 11,081.88
  4. Step 4: Simplify right side
    19,038.06x = 291,126,085.26
  5. Step 5: Solve for x
    x = 291,126,085.26/19,038.06
  6. Step 6: Final answer
    x = 15,291.79

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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.