Home / 19,507.23-29,211.44-13,995.99

Finding the Fourth Proportional to 19,507.23, 29,211.44 and 13,995.99

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Solution

The fourth proportional to 19,507.23, 29,211.44 and 13,995.99 is: 20,958.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,507.23 : 29,211.44 = 13,995.99 : x
  2. Step 2: Convert to fraction form
    19,507.23/29,211.44 = 13,995.99/x
  3. Step 3: Cross multiply
    19,507.23x = 29,211.44 × 13,995.99
  4. Step 4: Simplify right side
    19,507.23x = 408,842,952.15
  5. Step 5: Solve for x
    x = 408,842,952.15/19,507.23
  6. Step 6: Final answer
    x = 20,958.53

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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.