Home / 51,182.37-70,633.85-28,521.39

Finding the Fourth Proportional to 51,182.37, 70,633.85 and 28,521.39

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Solution

The fourth proportional to 51,182.37, 70,633.85 and 28,521.39 is: 39,360.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,182.37 : 70,633.85 = 28,521.39 : x
  2. Step 2: Convert to fraction form
    51,182.37/70,633.85 = 28,521.39/x
  3. Step 3: Cross multiply
    51,182.37x = 70,633.85 × 28,521.39
  4. Step 4: Simplify right side
    51,182.37x = 2,014,575,440.44
  5. Step 5: Solve for x
    x = 2,014,575,440.44/51,182.37
  6. Step 6: Final answer
    x = 39,360.73

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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.