Home / 27,029.84-37,308.36-15,859.28

Finding the Fourth Proportional to 27,029.84, 37,308.36 and 15,859.28

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Solution

The fourth proportional to 27,029.84, 37,308.36 and 15,859.28 is: 21,890.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,029.84 : 37,308.36 = 15,859.28 : x
  2. Step 2: Convert to fraction form
    27,029.84/37,308.36 = 15,859.28/x
  3. Step 3: Cross multiply
    27,029.84x = 37,308.36 × 15,859.28
  4. Step 4: Simplify right side
    27,029.84x = 591,683,727.58
  5. Step 5: Solve for x
    x = 591,683,727.58/27,029.84
  6. Step 6: Final answer
    x = 21,890.02

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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.