Home / 27,907.56-38,513.34-15,969.96

Finding the Fourth Proportional to 27,907.56, 38,513.34 and 15,969.96

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Solution

The fourth proportional to 27,907.56, 38,513.34 and 15,969.96 is: 22,039.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,907.56 : 38,513.34 = 15,969.96 : x
  2. Step 2: Convert to fraction form
    27,907.56/38,513.34 = 15,969.96/x
  3. Step 3: Cross multiply
    27,907.56x = 38,513.34 × 15,969.96
  4. Step 4: Simplify right side
    27,907.56x = 615,056,499.27
  5. Step 5: Solve for x
    x = 615,056,499.27/27,907.56
  6. Step 6: Final answer
    x = 22,039.06

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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.