Home / 14,124.72-19,476.16-11,564.49

Finding the Fourth Proportional to 14,124.72, 19,476.16 and 11,564.49

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Solution

The fourth proportional to 14,124.72, 19,476.16 and 11,564.49 is: 15,945.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,124.72 : 19,476.16 = 11,564.49 : x
  2. Step 2: Convert to fraction form
    14,124.72/19,476.16 = 11,564.49/x
  3. Step 3: Cross multiply
    14,124.72x = 19,476.16 × 11,564.49
  4. Step 4: Simplify right side
    14,124.72x = 225,231,857.56
  5. Step 5: Solve for x
    x = 225,231,857.56/14,124.72
  6. Step 6: Final answer
    x = 15,945.93

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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.