Home / 18,725.02-28,073.67-8,852.77

Finding the Fourth Proportional to 18,725.02, 28,073.67 and 8,852.77

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Solution

The fourth proportional to 18,725.02, 28,073.67 and 8,852.77 is: 13,272.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,725.02 : 28,073.67 = 8,852.77 : x
  2. Step 2: Convert to fraction form
    18,725.02/28,073.67 = 8,852.77/x
  3. Step 3: Cross multiply
    18,725.02x = 28,073.67 × 8,852.77
  4. Step 4: Simplify right side
    18,725.02x = 248,529,743.57
  5. Step 5: Solve for x
    x = 248,529,743.57/18,725.02
  6. Step 6: Final answer
    x = 13,272.60

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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.