Home / 51,098.54-70,519.30-28,437.46

Finding the Fourth Proportional to 51,098.54, 70,519.30 and 28,437.46

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Solution

The fourth proportional to 51,098.54, 70,519.30 and 28,437.46 is: 39,245.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,098.54 : 70,519.30 = 28,437.46 : x
  2. Step 2: Convert to fraction form
    51,098.54/70,519.30 = 28,437.46/x
  3. Step 3: Cross multiply
    51,098.54x = 70,519.30 × 28,437.46
  4. Step 4: Simplify right side
    51,098.54x = 2,005,389,772.98
  5. Step 5: Solve for x
    x = 2,005,389,772.98/51,098.54
  6. Step 6: Final answer
    x = 39,245.54

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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.