Home / 49,037.58-67,676.84-28,900.95

Finding the Fourth Proportional to 49,037.58, 67,676.84 and 28,900.95

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Solution

The fourth proportional to 49,037.58, 67,676.84 and 28,900.95 is: 39,886.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,037.58 : 67,676.84 = 28,900.95 : x
  2. Step 2: Convert to fraction form
    49,037.58/67,676.84 = 28,900.95/x
  3. Step 3: Cross multiply
    49,037.58x = 67,676.84 × 28,900.95
  4. Step 4: Simplify right side
    49,037.58x = 1,955,924,972.64
  5. Step 5: Solve for x
    x = 1,955,924,972.64/49,037.58
  6. Step 6: Final answer
    x = 39,886.25

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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.