Home / 18,147.93-25,039.76-10,589.95

Finding the Fourth Proportional to 18,147.93, 25,039.76 and 10,589.95

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Solution

The fourth proportional to 18,147.93, 25,039.76 and 10,589.95 is: 14,611.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,147.93 : 25,039.76 = 10,589.95 : x
  2. Step 2: Convert to fraction form
    18,147.93/25,039.76 = 10,589.95/x
  3. Step 3: Cross multiply
    18,147.93x = 25,039.76 × 10,589.95
  4. Step 4: Simplify right side
    18,147.93x = 265,169,703.48
  5. Step 5: Solve for x
    x = 265,169,703.48/18,147.93
  6. Step 6: Final answer
    x = 14,611.57

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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.