Home / 18,139.49-25,041.00-10,584.62

Finding the Fourth Proportional to 18,139.49, 25,041.00 and 10,584.62

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Solution

The fourth proportional to 18,139.49, 25,041.00 and 10,584.62 is: 14,611.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,139.49 : 25,041.00 = 10,584.62 : x
  2. Step 2: Convert to fraction form
    18,139.49/25,041.00 = 10,584.62/x
  3. Step 3: Cross multiply
    18,139.49x = 25,041.00 × 10,584.62
  4. Step 4: Simplify right side
    18,139.49x = 265,049,559.13
  5. Step 5: Solve for x
    x = 265,049,559.13/18,139.49
  6. Step 6: Final answer
    x = 14,611.74

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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.