Home / 27,367.36-37,767.01-15,430.67

Finding the Fourth Proportional to 27,367.36, 37,767.01 and 15,430.67

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Solution

The fourth proportional to 27,367.36, 37,767.01 and 15,430.67 is: 21,294.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,367.36 : 37,767.01 = 15,430.67 : x
  2. Step 2: Convert to fraction form
    27,367.36/37,767.01 = 15,430.67/x
  3. Step 3: Cross multiply
    27,367.36x = 37,767.01 × 15,430.67
  4. Step 4: Simplify right side
    27,367.36x = 582,770,268.20
  5. Step 5: Solve for x
    x = 582,770,268.20/27,367.36
  6. Step 6: Final answer
    x = 21,294.35

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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.