Home / 37,186.29-55,745.72-13,488.32

Finding the Fourth Proportional to 37,186.29, 55,745.72 and 13,488.32

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Solution

The fourth proportional to 37,186.29, 55,745.72 and 13,488.32 is: 20,220.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,186.29 : 55,745.72 = 13,488.32 : x
  2. Step 2: Convert to fraction form
    37,186.29/55,745.72 = 13,488.32/x
  3. Step 3: Cross multiply
    37,186.29x = 55,745.72 × 13,488.32
  4. Step 4: Simplify right side
    37,186.29x = 751,916,232.49
  5. Step 5: Solve for x
    x = 751,916,232.49/37,186.29
  6. Step 6: Final answer
    x = 20,220.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.