Home / 26,945.14-37,184.31-15,621.23

Finding the Fourth Proportional to 26,945.14, 37,184.31 and 15,621.23

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Solution

The fourth proportional to 26,945.14, 37,184.31 and 15,621.23 is: 21,557.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,945.14 : 37,184.31 = 15,621.23 : x
  2. Step 2: Convert to fraction form
    26,945.14/37,184.31 = 15,621.23/x
  3. Step 3: Cross multiply
    26,945.14x = 37,184.31 × 15,621.23
  4. Step 4: Simplify right side
    26,945.14x = 580,864,603.35
  5. Step 5: Solve for x
    x = 580,864,603.35/26,945.14
  6. Step 6: Final answer
    x = 21,557.31

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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.