Home / 27,370.44-37,770.08-15,436.31

Finding the Fourth Proportional to 27,370.44, 37,770.08 and 15,436.31

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Solution

The fourth proportional to 27,370.44, 37,770.08 and 15,436.31 is: 21,301.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,370.44 : 37,770.08 = 15,436.31 : x
  2. Step 2: Convert to fraction form
    27,370.44/37,770.08 = 15,436.31/x
  3. Step 3: Cross multiply
    27,370.44x = 37,770.08 × 15,436.31
  4. Step 4: Simplify right side
    27,370.44x = 583,030,397.57
  5. Step 5: Solve for x
    x = 583,030,397.57/27,370.44
  6. Step 6: Final answer
    x = 21,301.46

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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.