Home / 25,425.58-35,085.63-14,245.42

Finding the Fourth Proportional to 25,425.58, 35,085.63 and 14,245.42

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Solution

The fourth proportional to 25,425.58, 35,085.63 and 14,245.42 is: 19,657.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,425.58 : 35,085.63 = 14,245.42 : x
  2. Step 2: Convert to fraction form
    25,425.58/35,085.63 = 14,245.42/x
  3. Step 3: Cross multiply
    25,425.58x = 35,085.63 × 14,245.42
  4. Step 4: Simplify right side
    25,425.58x = 499,809,535.31
  5. Step 5: Solve for x
    x = 499,809,535.31/25,425.58
  6. Step 6: Final answer
    x = 19,657.74

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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.