Home / 25,303.44-34,917.48-14,123.28

Finding the Fourth Proportional to 25,303.44, 34,917.48 and 14,123.28

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Solution

The fourth proportional to 25,303.44, 34,917.48 and 14,123.28 is: 19,489.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,303.44 : 34,917.48 = 14,123.28 : x
  2. Step 2: Convert to fraction form
    25,303.44/34,917.48 = 14,123.28/x
  3. Step 3: Cross multiply
    25,303.44x = 34,917.48 × 14,123.28
  4. Step 4: Simplify right side
    25,303.44x = 493,149,346.93
  5. Step 5: Solve for x
    x = 493,149,346.93/25,303.44
  6. Step 6: Final answer
    x = 19,489.42

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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.