Home / 30,767.20-46,117.84-21,975.44

Finding the Fourth Proportional to 30,767.20, 46,117.84 and 21,975.44

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Solution

The fourth proportional to 30,767.20, 46,117.84 and 21,975.44 is: 32,939.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,767.20 : 46,117.84 = 21,975.44 : x
  2. Step 2: Convert to fraction form
    30,767.20/46,117.84 = 21,975.44/x
  3. Step 3: Cross multiply
    30,767.20x = 46,117.84 × 21,975.44
  4. Step 4: Simplify right side
    30,767.20x = 1,013,459,825.85
  5. Step 5: Solve for x
    x = 1,013,459,825.85/30,767.20
  6. Step 6: Final answer
    x = 32,939.62

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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.