Home / 13,227.55-19,830.92-9,054.91

Finding the Fourth Proportional to 13,227.55, 19,830.92 and 9,054.91

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Solution

The fourth proportional to 13,227.55, 19,830.92 and 9,054.91 is: 13,575.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,227.55 : 19,830.92 = 9,054.91 : x
  2. Step 2: Convert to fraction form
    13,227.55/19,830.92 = 9,054.91/x
  3. Step 3: Cross multiply
    13,227.55x = 19,830.92 × 9,054.91
  4. Step 4: Simplify right side
    13,227.55x = 179,567,051.39
  5. Step 5: Solve for x
    x = 179,567,051.39/13,227.55
  6. Step 6: Final answer
    x = 13,575.24

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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.