Home / 30,850.84-46,276.50-10,074.40

Finding the Fourth Proportional to 30,850.84, 46,276.50 and 10,074.40

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Solution

The fourth proportional to 30,850.84, 46,276.50 and 10,074.40 is: 15,111.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,850.84 : 46,276.50 = 10,074.40 : x
  2. Step 2: Convert to fraction form
    30,850.84/46,276.50 = 10,074.40/x
  3. Step 3: Cross multiply
    30,850.84x = 46,276.50 × 10,074.40
  4. Step 4: Simplify right side
    30,850.84x = 466,207,971.60
  5. Step 5: Solve for x
    x = 466,207,971.60/30,850.84
  6. Step 6: Final answer
    x = 15,111.68

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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.