Home / 14,384.51-21,548.04-11,427.96

Finding the Fourth Proportional to 14,384.51, 21,548.04 and 11,427.96

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Solution

The fourth proportional to 14,384.51, 21,548.04 and 11,427.96 is: 17,119.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,384.51 : 21,548.04 = 11,427.96 : x
  2. Step 2: Convert to fraction form
    14,384.51/21,548.04 = 11,427.96/x
  3. Step 3: Cross multiply
    14,384.51x = 21,548.04 × 11,427.96
  4. Step 4: Simplify right side
    14,384.51x = 246,250,139.20
  5. Step 5: Solve for x
    x = 246,250,139.20/14,384.51
  6. Step 6: Final answer
    x = 17,119.13

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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.