Home / 51,182.58-70,627.08-28,519.26

Finding the Fourth Proportional to 51,182.58, 70,627.08 and 28,519.26

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Solution

The fourth proportional to 51,182.58, 70,627.08 and 28,519.26 is: 39,353.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,182.58 : 70,627.08 = 28,519.26 : x
  2. Step 2: Convert to fraction form
    51,182.58/70,627.08 = 28,519.26/x
  3. Step 3: Cross multiply
    51,182.58x = 70,627.08 × 28,519.26
  4. Step 4: Simplify right side
    51,182.58x = 2,014,232,057.56
  5. Step 5: Solve for x
    x = 2,014,232,057.56/51,182.58
  6. Step 6: Final answer
    x = 39,353.86

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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.