Home / 30,784.20-46,177.74-15,983.76

Finding the Fourth Proportional to 30,784.20, 46,177.74 and 15,983.76

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Solution

The fourth proportional to 30,784.20, 46,177.74 and 15,983.76 is: 23,976.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,784.20 : 46,177.74 = 15,983.76 : x
  2. Step 2: Convert to fraction form
    30,784.20/46,177.74 = 15,983.76/x
  3. Step 3: Cross multiply
    30,784.20x = 46,177.74 × 15,983.76
  4. Step 4: Simplify right side
    30,784.20x = 738,093,913.50
  5. Step 5: Solve for x
    x = 738,093,913.50/30,784.20
  6. Step 6: Final answer
    x = 23,976.39

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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.