Home / 36,895.61-55,372.91-19,131.32

Finding the Fourth Proportional to 36,895.61, 55,372.91 and 19,131.32

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Solution

The fourth proportional to 36,895.61, 55,372.91 and 19,131.32 is: 28,712.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,895.61 : 55,372.91 = 19,131.32 : x
  2. Step 2: Convert to fraction form
    36,895.61/55,372.91 = 19,131.32/x
  3. Step 3: Cross multiply
    36,895.61x = 55,372.91 × 19,131.32
  4. Step 4: Simplify right side
    36,895.61x = 1,059,356,903.32
  5. Step 5: Solve for x
    x = 1,059,356,903.32/36,895.61
  6. Step 6: Final answer
    x = 28,712.27

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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.