Home / 18,370.53-25,352.65-10,611.68

Finding the Fourth Proportional to 18,370.53, 25,352.65 and 10,611.68

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Solution

The fourth proportional to 18,370.53, 25,352.65 and 10,611.68 is: 14,644.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,370.53 : 25,352.65 = 10,611.68 : x
  2. Step 2: Convert to fraction form
    18,370.53/25,352.65 = 10,611.68/x
  3. Step 3: Cross multiply
    18,370.53x = 25,352.65 × 10,611.68
  4. Step 4: Simplify right side
    18,370.53x = 269,034,119.04
  5. Step 5: Solve for x
    x = 269,034,119.04/18,370.53
  6. Step 6: Final answer
    x = 14,644.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.