Home / 51,335.94-70,842.83-28,675.34

Finding the Fourth Proportional to 51,335.94, 70,842.83 and 28,675.34

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Solution

The fourth proportional to 51,335.94, 70,842.83 and 28,675.34 is: 39,571.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,335.94 : 70,842.83 = 28,675.34 : x
  2. Step 2: Convert to fraction form
    51,335.94/70,842.83 = 28,675.34/x
  3. Step 3: Cross multiply
    51,335.94x = 70,842.83 × 28,675.34
  4. Step 4: Simplify right side
    51,335.94x = 2,031,442,236.81
  5. Step 5: Solve for x
    x = 2,031,442,236.81/51,335.94
  6. Step 6: Final answer
    x = 39,571.54

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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.