Home / 50,868.52-70,197.30-28,207.60

Finding the Fourth Proportional to 50,868.52, 70,197.30 and 28,207.60

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Solution

The fourth proportional to 50,868.52, 70,197.30 and 28,207.60 is: 38,925.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,868.52 : 70,197.30 = 28,207.60 : x
  2. Step 2: Convert to fraction form
    50,868.52/70,197.30 = 28,207.60/x
  3. Step 3: Cross multiply
    50,868.52x = 70,197.30 × 28,207.60
  4. Step 4: Simplify right side
    50,868.52x = 1,980,097,359.48
  5. Step 5: Solve for x
    x = 1,980,097,359.48/50,868.52
  6. Step 6: Final answer
    x = 38,925.79

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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.