Home / 30,280.74-41,788.35-16,852.74

Finding the Fourth Proportional to 30,280.74, 41,788.35 and 16,852.74

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Solution

The fourth proportional to 30,280.74, 41,788.35 and 16,852.74 is: 23,257.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,280.74 : 41,788.35 = 16,852.74 : x
  2. Step 2: Convert to fraction form
    30,280.74/41,788.35 = 16,852.74/x
  3. Step 3: Cross multiply
    30,280.74x = 41,788.35 × 16,852.74
  4. Step 4: Simplify right side
    30,280.74x = 704,248,197.58
  5. Step 5: Solve for x
    x = 704,248,197.58/30,280.74
  6. Step 6: Final answer
    x = 23,257.30

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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.