Home / 30,283.17-41,767.07-19,676.25

Finding the Fourth Proportional to 30,283.17, 41,767.07 and 19,676.25

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Solution

The fourth proportional to 30,283.17, 41,767.07 and 19,676.25 is: 27,137.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,283.17 : 41,767.07 = 19,676.25 : x
  2. Step 2: Convert to fraction form
    30,283.17/41,767.07 = 19,676.25/x
  3. Step 3: Cross multiply
    30,283.17x = 41,767.07 × 19,676.25
  4. Step 4: Simplify right side
    30,283.17x = 821,819,212.71
  5. Step 5: Solve for x
    x = 821,819,212.71/30,283.17
  6. Step 6: Final answer
    x = 27,137.82

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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.