Home / 13,050.59-19,575.89-3,816.59

Finding the Fourth Proportional to 13,050.59, 19,575.89 and 3,816.59

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Solution

The fourth proportional to 13,050.59, 19,575.89 and 3,816.59 is: 5,724.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,050.59 : 19,575.89 = 3,816.59 : x
  2. Step 2: Convert to fraction form
    13,050.59/19,575.89 = 3,816.59/x
  3. Step 3: Cross multiply
    13,050.59x = 19,575.89 × 3,816.59
  4. Step 4: Simplify right side
    13,050.59x = 74,713,126.93
  5. Step 5: Solve for x
    x = 74,713,126.93/13,050.59
  6. Step 6: Final answer
    x = 5,724.89

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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.