Home / 28,793.07-43,195.41-12,153.12

Finding the Fourth Proportional to 28,793.07, 43,195.41 and 12,153.12

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Solution

The fourth proportional to 28,793.07, 43,195.41 and 12,153.12 is: 18,232.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,793.07 : 43,195.41 = 12,153.12 : x
  2. Step 2: Convert to fraction form
    28,793.07/43,195.41 = 12,153.12/x
  3. Step 3: Cross multiply
    28,793.07x = 43,195.41 × 12,153.12
  4. Step 4: Simplify right side
    28,793.07x = 524,959,001.18
  5. Step 5: Solve for x
    x = 524,959,001.18/28,793.07
  6. Step 6: Final answer
    x = 18,232.13

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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.