Home / 19,270.51-26,595.39-11,313.88

Finding the Fourth Proportional to 19,270.51, 26,595.39 and 11,313.88

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Solution

The fourth proportional to 19,270.51, 26,595.39 and 11,313.88 is: 15,614.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,270.51 : 26,595.39 = 11,313.88 : x
  2. Step 2: Convert to fraction form
    19,270.51/26,595.39 = 11,313.88/x
  3. Step 3: Cross multiply
    19,270.51x = 26,595.39 × 11,313.88
  4. Step 4: Simplify right side
    19,270.51x = 300,897,051.01
  5. Step 5: Solve for x
    x = 300,897,051.01/19,270.51
  6. Step 6: Final answer
    x = 15,614.38

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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.