Home / 19,973.44-29,959.92-5,181.04

Finding the Fourth Proportional to 19,973.44, 29,959.92 and 5,181.04

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Solution

The fourth proportional to 19,973.44, 29,959.92 and 5,181.04 is: 7,771.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,973.44 : 29,959.92 = 5,181.04 : x
  2. Step 2: Convert to fraction form
    19,973.44/29,959.92 = 5,181.04/x
  3. Step 3: Cross multiply
    19,973.44x = 29,959.92 × 5,181.04
  4. Step 4: Simplify right side
    19,973.44x = 155,223,543.92
  5. Step 5: Solve for x
    x = 155,223,543.92/19,973.44
  6. Step 6: Final answer
    x = 7,771.50

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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.