Home / 36,125.87-54,177.71-12,746.84

Finding the Fourth Proportional to 36,125.87, 54,177.71 and 12,746.84

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Solution

The fourth proportional to 36,125.87, 54,177.71 and 12,746.84 is: 19,116.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,125.87 : 54,177.71 = 12,746.84 : x
  2. Step 2: Convert to fraction form
    36,125.87/54,177.71 = 12,746.84/x
  3. Step 3: Cross multiply
    36,125.87x = 54,177.71 × 12,746.84
  4. Step 4: Simplify right side
    36,125.87x = 690,594,266.31
  5. Step 5: Solve for x
    x = 690,594,266.31/36,125.87
  6. Step 6: Final answer
    x = 19,116.34

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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.