Home / 30,371.07-41,910.74-22,410.39

Finding the Fourth Proportional to 30,371.07, 41,910.74 and 22,410.39

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Solution

The fourth proportional to 30,371.07, 41,910.74 and 22,410.39 is: 30,925.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,371.07 : 41,910.74 = 22,410.39 : x
  2. Step 2: Convert to fraction form
    30,371.07/41,910.74 = 22,410.39/x
  3. Step 3: Cross multiply
    30,371.07x = 41,910.74 × 22,410.39
  4. Step 4: Simplify right side
    30,371.07x = 939,235,706.98
  5. Step 5: Solve for x
    x = 939,235,706.98/30,371.07
  6. Step 6: Final answer
    x = 30,925.35

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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.