Home / 12,962.28-19,450.98-5,465.39

Finding the Fourth Proportional to 12,962.28, 19,450.98 and 5,465.39

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Solution

The fourth proportional to 12,962.28, 19,450.98 and 5,465.39 is: 8,201.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,962.28 : 19,450.98 = 5,465.39 : x
  2. Step 2: Convert to fraction form
    12,962.28/19,450.98 = 5,465.39/x
  3. Step 3: Cross multiply
    12,962.28x = 19,450.98 × 5,465.39
  4. Step 4: Simplify right side
    12,962.28x = 106,307,094.33
  5. Step 5: Solve for x
    x = 106,307,094.33/12,962.28
  6. Step 6: Final answer
    x = 8,201.27

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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.