Home / 19,077.58-26,321.58-11,010.59

Finding the Fourth Proportional to 19,077.58, 26,321.58 and 11,010.59

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Solution

The fourth proportional to 19,077.58, 26,321.58 and 11,010.59 is: 15,191.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,077.58 : 26,321.58 = 11,010.59 : x
  2. Step 2: Convert to fraction form
    19,077.58/26,321.58 = 11,010.59/x
  3. Step 3: Cross multiply
    19,077.58x = 26,321.58 × 11,010.59
  4. Step 4: Simplify right side
    19,077.58x = 289,816,125.53
  5. Step 5: Solve for x
    x = 289,816,125.53/19,077.58
  6. Step 6: Final answer
    x = 15,191.45

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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.