Home / 51,251.58-70,725.96-28,592.76

Finding the Fourth Proportional to 51,251.58, 70,725.96 and 28,592.76

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Solution

The fourth proportional to 51,251.58, 70,725.96 and 28,592.76 is: 39,457.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,251.58 : 70,725.96 = 28,592.76 : x
  2. Step 2: Convert to fraction form
    51,251.58/70,725.96 = 28,592.76/x
  3. Step 3: Cross multiply
    51,251.58x = 70,725.96 × 28,592.76
  4. Step 4: Simplify right side
    51,251.58x = 2,022,250,400.05
  5. Step 5: Solve for x
    x = 2,022,250,400.05/51,251.58
  6. Step 6: Final answer
    x = 39,457.33

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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.