Home / 50,913.96-70,255.62-28,252.20

Finding the Fourth Proportional to 50,913.96, 70,255.62 and 28,252.20

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Solution

The fourth proportional to 50,913.96, 70,255.62 and 28,252.20 is: 38,984.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,913.96 : 70,255.62 = 28,252.20 : x
  2. Step 2: Convert to fraction form
    50,913.96/70,255.62 = 28,252.20/x
  3. Step 3: Cross multiply
    50,913.96x = 70,255.62 × 28,252.20
  4. Step 4: Simplify right side
    50,913.96x = 1,984,875,827.36
  5. Step 5: Solve for x
    x = 1,984,875,827.36/50,913.96
  6. Step 6: Final answer
    x = 38,984.90

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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.