Home / 51,060.39-70,463.30-28,704.39

Finding the Fourth Proportional to 51,060.39, 70,463.30 and 28,704.39

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Solution

The fourth proportional to 51,060.39, 70,463.30 and 28,704.39 is: 39,612.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,060.39 : 70,463.30 = 28,704.39 : x
  2. Step 2: Convert to fraction form
    51,060.39/70,463.30 = 28,704.39/x
  3. Step 3: Cross multiply
    51,060.39x = 70,463.30 × 28,704.39
  4. Step 4: Simplify right side
    51,060.39x = 2,022,605,900.37
  5. Step 5: Solve for x
    x = 2,022,605,900.37/51,060.39
  6. Step 6: Final answer
    x = 39,612.03

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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.