Home / 51,063.12-70,469.48-28,404.44

Finding the Fourth Proportional to 51,063.12, 70,469.48 and 28,404.44

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Solution

The fourth proportional to 51,063.12, 70,469.48 and 28,404.44 is: 39,199.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,063.12 : 70,469.48 = 28,404.44 : x
  2. Step 2: Convert to fraction form
    51,063.12/70,469.48 = 28,404.44/x
  3. Step 3: Cross multiply
    51,063.12x = 70,469.48 × 28,404.44
  4. Step 4: Simplify right side
    51,063.12x = 2,001,646,116.49
  5. Step 5: Solve for x
    x = 2,001,646,116.49/51,063.12
  6. Step 6: Final answer
    x = 39,199.45

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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.