Home / 13,270.99-19,909.37-4,036.75

Finding the Fourth Proportional to 13,270.99, 19,909.37 and 4,036.75

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Solution

The fourth proportional to 13,270.99, 19,909.37 and 4,036.75 is: 6,056.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,270.99 : 19,909.37 = 4,036.75 : x
  2. Step 2: Convert to fraction form
    13,270.99/19,909.37 = 4,036.75/x
  3. Step 3: Cross multiply
    13,270.99x = 19,909.37 × 4,036.75
  4. Step 4: Simplify right side
    13,270.99x = 80,369,129.16
  5. Step 5: Solve for x
    x = 80,369,129.16/13,270.99
  6. Step 6: Final answer
    x = 6,056.00

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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.