Home / 27,365.21-40,973.78-14,189.88

Finding the Fourth Proportional to 27,365.21, 40,973.78 and 14,189.88

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Solution

The fourth proportional to 27,365.21, 40,973.78 and 14,189.88 is: 21,246.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,365.21 : 40,973.78 = 14,189.88 : x
  2. Step 2: Convert to fraction form
    27,365.21/40,973.78 = 14,189.88/x
  3. Step 3: Cross multiply
    27,365.21x = 40,973.78 × 14,189.88
  4. Step 4: Simplify right side
    27,365.21x = 581,412,950.40
  5. Step 5: Solve for x
    x = 581,412,950.40/27,365.21
  6. Step 6: Final answer
    x = 21,246.43

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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.