Home / 25,913.21-35,759.79-14,582.70

Finding the Fourth Proportional to 25,913.21, 35,759.79 and 14,582.70

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Solution

The fourth proportional to 25,913.21, 35,759.79 and 14,582.70 is: 20,123.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,913.21 : 35,759.79 = 14,582.70 : x
  2. Step 2: Convert to fraction form
    25,913.21/35,759.79 = 14,582.70/x
  3. Step 3: Cross multiply
    25,913.21x = 35,759.79 × 14,582.70
  4. Step 4: Simplify right side
    25,913.21x = 521,474,289.63
  5. Step 5: Solve for x
    x = 521,474,289.63/25,913.21
  6. Step 6: Final answer
    x = 20,123.88

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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.