Home / 28,852.85-43,271.85-11,322.83

Finding the Fourth Proportional to 28,852.85, 43,271.85 and 11,322.83

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Solution

The fourth proportional to 28,852.85, 43,271.85 and 11,322.83 is: 16,981.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,852.85 : 43,271.85 = 11,322.83 : x
  2. Step 2: Convert to fraction form
    28,852.85/43,271.85 = 11,322.83/x
  3. Step 3: Cross multiply
    28,852.85x = 43,271.85 × 11,322.83
  4. Step 4: Simplify right side
    28,852.85x = 489,959,801.34
  5. Step 5: Solve for x
    x = 489,959,801.34/28,852.85
  6. Step 6: Final answer
    x = 16,981.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.