Home / 14,507.96-19,890.60-14,245.52

Finding the Fourth Proportional to 14,507.96, 19,890.60 and 14,245.52

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Solution

The fourth proportional to 14,507.96, 19,890.60 and 14,245.52 is: 19,530.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,507.96 : 19,890.60 = 14,245.52 : x
  2. Step 2: Convert to fraction form
    14,507.96/19,890.60 = 14,245.52/x
  3. Step 3: Cross multiply
    14,507.96x = 19,890.60 × 14,245.52
  4. Step 4: Simplify right side
    14,507.96x = 283,352,007.65
  5. Step 5: Solve for x
    x = 283,352,007.65/14,507.96
  6. Step 6: Final answer
    x = 19,530.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.