Home / 50,934.60-70,289.10-28,273.55

Finding the Fourth Proportional to 50,934.60, 70,289.10 and 28,273.55

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Solution

The fourth proportional to 50,934.60, 70,289.10 and 28,273.55 is: 39,017.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,934.60 : 70,289.10 = 28,273.55 : x
  2. Step 2: Convert to fraction form
    50,934.60/70,289.10 = 28,273.55/x
  3. Step 3: Cross multiply
    50,934.60x = 70,289.10 × 28,273.55
  4. Step 4: Simplify right side
    50,934.60x = 1,987,322,031.86
  5. Step 5: Solve for x
    x = 1,987,322,031.86/50,934.60
  6. Step 6: Final answer
    x = 39,017.13

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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.