Home / 13,274.78-19,904.95-6,596.63

Finding the Fourth Proportional to 13,274.78, 19,904.95 and 6,596.63

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Solution

The fourth proportional to 13,274.78, 19,904.95 and 6,596.63 is: 9,891.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,274.78 : 19,904.95 = 6,596.63 : x
  2. Step 2: Convert to fraction form
    13,274.78/19,904.95 = 6,596.63/x
  3. Step 3: Cross multiply
    13,274.78x = 19,904.95 × 6,596.63
  4. Step 4: Simplify right side
    13,274.78x = 131,305,590.32
  5. Step 5: Solve for x
    x = 131,305,590.32/13,274.78
  6. Step 6: Final answer
    x = 9,891.36

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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.