Home / 28,684.77-43,027.17-8,963.43

Finding the Fourth Proportional to 28,684.77, 43,027.17 and 8,963.43

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Solution

The fourth proportional to 28,684.77, 43,027.17 and 8,963.43 is: 13,445.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,684.77 : 43,027.17 = 8,963.43 : x
  2. Step 2: Convert to fraction form
    28,684.77/43,027.17 = 8,963.43/x
  3. Step 3: Cross multiply
    28,684.77x = 43,027.17 × 8,963.43
  4. Step 4: Simplify right side
    28,684.77x = 385,671,026.39
  5. Step 5: Solve for x
    x = 385,671,026.39/28,684.77
  6. Step 6: Final answer
    x = 13,445.15

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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.