Home / 25,558.85-35,270.43-14,227.76

Finding the Fourth Proportional to 25,558.85, 35,270.43 and 14,227.76

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Solution

The fourth proportional to 25,558.85, 35,270.43 and 14,227.76 is: 19,633.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,558.85 : 35,270.43 = 14,227.76 : x
  2. Step 2: Convert to fraction form
    25,558.85/35,270.43 = 14,227.76/x
  3. Step 3: Cross multiply
    25,558.85x = 35,270.43 × 14,227.76
  4. Step 4: Simplify right side
    25,558.85x = 501,819,213.14
  5. Step 5: Solve for x
    x = 501,819,213.14/25,558.85
  6. Step 6: Final answer
    x = 19,633.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.