Home / 43,947-65,920.35-10,667.04

Finding the Fourth Proportional to 43,947, 65,920.35 and 10,667.04

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Solution

The fourth proportional to 43,947, 65,920.35 and 10,667.04 is: 16,000.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,947 : 65,920.35 = 10,667.04 : x
  2. Step 2: Convert to fraction form
    43,947/65,920.35 = 10,667.04/x
  3. Step 3: Cross multiply
    43,947x = 65,920.35 × 10,667.04
  4. Step 4: Simplify right side
    43,947x = 703,175,010.26
  5. Step 5: Solve for x
    x = 703,175,010.26/43,947
  6. Step 6: Final answer
    x = 16,000.52

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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.