Home / 50,170.34-75,255.65-12,730.35

Finding the Fourth Proportional to 50,170.34, 75,255.65 and 12,730.35

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Solution

The fourth proportional to 50,170.34, 75,255.65 and 12,730.35 is: 19,095.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,170.34 : 75,255.65 = 12,730.35 : x
  2. Step 2: Convert to fraction form
    50,170.34/75,255.65 = 12,730.35/x
  3. Step 3: Cross multiply
    50,170.34x = 75,255.65 × 12,730.35
  4. Step 4: Simplify right side
    50,170.34x = 958,030,700.33
  5. Step 5: Solve for x
    x = 958,030,700.33/50,170.34
  6. Step 6: Final answer
    x = 19,095.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.