Home / 51,335.44-70,842.14-28,674.84

Finding the Fourth Proportional to 51,335.44, 70,842.14 and 28,674.84

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Solution

The fourth proportional to 51,335.44, 70,842.14 and 28,674.84 is: 39,570.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,335.44 : 70,842.14 = 28,674.84 : x
  2. Step 2: Convert to fraction form
    51,335.44/70,842.14 = 28,674.84/x
  3. Step 3: Cross multiply
    51,335.44x = 70,842.14 × 28,674.84
  4. Step 4: Simplify right side
    51,335.44x = 2,031,387,029.76
  5. Step 5: Solve for x
    x = 2,031,387,029.76/51,335.44
  6. Step 6: Final answer
    x = 39,570.85

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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.