Home / 25,836.80-35,654.40-14,658.56

Finding the Fourth Proportional to 25,836.80, 35,654.40 and 14,658.56

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Solution

The fourth proportional to 25,836.80, 35,654.40 and 14,658.56 is: 20,228.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,836.80 : 35,654.40 = 14,658.56 : x
  2. Step 2: Convert to fraction form
    25,836.80/35,654.40 = 14,658.56/x
  3. Step 3: Cross multiply
    25,836.80x = 35,654.40 × 14,658.56
  4. Step 4: Simplify right side
    25,836.80x = 522,642,161.66
  5. Step 5: Solve for x
    x = 522,642,161.66/25,836.80
  6. Step 6: Final answer
    x = 20,228.59

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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.