Home / 18,087.27-24,969.39-13,803.18

Finding the Fourth Proportional to 18,087.27, 24,969.39 and 13,803.18

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Solution

The fourth proportional to 18,087.27, 24,969.39 and 13,803.18 is: 19,055.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,087.27 : 24,969.39 = 13,803.18 : x
  2. Step 2: Convert to fraction form
    18,087.27/24,969.39 = 13,803.18/x
  3. Step 3: Cross multiply
    18,087.27x = 24,969.39 × 13,803.18
  4. Step 4: Simplify right side
    18,087.27x = 344,656,984.66
  5. Step 5: Solve for x
    x = 344,656,984.66/18,087.27
  6. Step 6: Final answer
    x = 19,055.22

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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.