Home / 51,059.04-70,456.07-28,394.37

Finding the Fourth Proportional to 51,059.04, 70,456.07 and 28,394.37

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Solution

The fourth proportional to 51,059.04, 70,456.07 and 28,394.37 is: 39,181.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,059.04 : 70,456.07 = 28,394.37 : x
  2. Step 2: Convert to fraction form
    51,059.04/70,456.07 = 28,394.37/x
  3. Step 3: Cross multiply
    51,059.04x = 70,456.07 × 28,394.37
  4. Step 4: Simplify right side
    51,059.04x = 2,000,555,720.33
  5. Step 5: Solve for x
    x = 2,000,555,720.33/51,059.04
  6. Step 6: Final answer
    x = 39,181.22

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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.