Home / 23,059.35-31,823.56-12,851.07

Finding the Fourth Proportional to 23,059.35, 31,823.56 and 12,851.07

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Solution

The fourth proportional to 23,059.35, 31,823.56 and 12,851.07 is: 17,735.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,059.35 : 31,823.56 = 12,851.07 : x
  2. Step 2: Convert to fraction form
    23,059.35/31,823.56 = 12,851.07/x
  3. Step 3: Cross multiply
    23,059.35x = 31,823.56 × 12,851.07
  4. Step 4: Simplify right side
    23,059.35x = 408,966,872.94
  5. Step 5: Solve for x
    x = 408,966,872.94/23,059.35
  6. Step 6: Final answer
    x = 17,735.40

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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.