Home / 13,939.88-19,261.96-10,369.24

Finding the Fourth Proportional to 13,939.88, 19,261.96 and 10,369.24

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Solution

The fourth proportional to 13,939.88, 19,261.96 and 10,369.24 is: 14,328.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,939.88 : 19,261.96 = 10,369.24 : x
  2. Step 2: Convert to fraction form
    13,939.88/19,261.96 = 10,369.24/x
  3. Step 3: Cross multiply
    13,939.88x = 19,261.96 × 10,369.24
  4. Step 4: Simplify right side
    13,939.88x = 199,731,886.11
  5. Step 5: Solve for x
    x = 199,731,886.11/13,939.88
  6. Step 6: Final answer
    x = 14,328.09

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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.