Home / 19,275.63-28,915.73-6,793.05

Finding the Fourth Proportional to 19,275.63, 28,915.73 and 6,793.05

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Solution

The fourth proportional to 19,275.63, 28,915.73 and 6,793.05 is: 10,190.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,275.63 : 28,915.73 = 6,793.05 : x
  2. Step 2: Convert to fraction form
    19,275.63/28,915.73 = 6,793.05/x
  3. Step 3: Cross multiply
    19,275.63x = 28,915.73 × 6,793.05
  4. Step 4: Simplify right side
    19,275.63x = 196,425,999.68
  5. Step 5: Solve for x
    x = 196,425,999.68/19,275.63
  6. Step 6: Final answer
    x = 10,190.38

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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.