Home / 19,859.18-27,404.07-11,476.22

Finding the Fourth Proportional to 19,859.18, 27,404.07 and 11,476.22

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Solution

The fourth proportional to 19,859.18, 27,404.07 and 11,476.22 is: 15,836.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,859.18 : 27,404.07 = 11,476.22 : x
  2. Step 2: Convert to fraction form
    19,859.18/27,404.07 = 11,476.22/x
  3. Step 3: Cross multiply
    19,859.18x = 27,404.07 × 11,476.22
  4. Step 4: Simplify right side
    19,859.18x = 314,495,136.22
  5. Step 5: Solve for x
    x = 314,495,136.22/19,859.18
  6. Step 6: Final answer
    x = 15,836.26

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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.