Home / 51,060.36-70,462.62-28,704.36

Finding the Fourth Proportional to 51,060.36, 70,462.62 and 28,704.36

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Solution

The fourth proportional to 51,060.36, 70,462.62 and 28,704.36 is: 39,611.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,060.36 : 70,462.62 = 28,704.36 : x
  2. Step 2: Convert to fraction form
    51,060.36/70,462.62 = 28,704.36/x
  3. Step 3: Cross multiply
    51,060.36x = 70,462.62 × 28,704.36
  4. Step 4: Simplify right side
    51,060.36x = 2,022,584,411.02
  5. Step 5: Solve for x
    x = 2,022,584,411.02/51,060.36
  6. Step 6: Final answer
    x = 39,611.64

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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.