Home / 14,125.08-21,188.34-3,736.92

Finding the Fourth Proportional to 14,125.08, 21,188.34 and 3,736.92

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Solution

The fourth proportional to 14,125.08, 21,188.34 and 3,736.92 is: 5,605.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,125.08 : 21,188.34 = 3,736.92 : x
  2. Step 2: Convert to fraction form
    14,125.08/21,188.34 = 3,736.92/x
  3. Step 3: Cross multiply
    14,125.08x = 21,188.34 × 3,736.92
  4. Step 4: Simplify right side
    14,125.08x = 79,179,131.51
  5. Step 5: Solve for x
    x = 79,179,131.51/14,125.08
  6. Step 6: Final answer
    x = 5,605.57

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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.