Home / 19,575.44-29,362.80-4,784.12

Finding the Fourth Proportional to 19,575.44, 29,362.80 and 4,784.12

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Solution

The fourth proportional to 19,575.44, 29,362.80 and 4,784.12 is: 7,176.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,575.44 : 29,362.80 = 4,784.12 : x
  2. Step 2: Convert to fraction form
    19,575.44/29,362.80 = 4,784.12/x
  3. Step 3: Cross multiply
    19,575.44x = 29,362.80 × 4,784.12
  4. Step 4: Simplify right side
    19,575.44x = 140,475,158.74
  5. Step 5: Solve for x
    x = 140,475,158.74/19,575.44
  6. Step 6: Final answer
    x = 7,176.09

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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.