Home / 51,263.12-70,739.88-28,605.44

Finding the Fourth Proportional to 51,263.12, 70,739.88 and 28,605.44

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Solution

The fourth proportional to 51,263.12, 70,739.88 and 28,605.44 is: 39,473.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,263.12 : 70,739.88 = 28,605.44 : x
  2. Step 2: Convert to fraction form
    51,263.12/70,739.88 = 28,605.44/x
  3. Step 3: Cross multiply
    51,263.12x = 70,739.88 × 28,605.44
  4. Step 4: Simplify right side
    51,263.12x = 2,023,545,392.95
  5. Step 5: Solve for x
    x = 2,023,545,392.95/51,263.12
  6. Step 6: Final answer
    x = 39,473.71

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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.