Home / 50,911.02-70,257.65-28,251.54

Finding the Fourth Proportional to 50,911.02, 70,257.65 and 28,251.54

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Solution

The fourth proportional to 50,911.02, 70,257.65 and 28,251.54 is: 38,987.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,911.02 : 70,257.65 = 28,251.54 : x
  2. Step 2: Convert to fraction form
    50,911.02/70,257.65 = 28,251.54/x
  3. Step 3: Cross multiply
    50,911.02x = 70,257.65 × 28,251.54
  4. Step 4: Simplify right side
    50,911.02x = 1,984,886,668.02
  5. Step 5: Solve for x
    x = 1,984,886,668.02/50,911.02
  6. Step 6: Final answer
    x = 38,987.37

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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.