Home / 18,083.94-24,957.21-10,428.45

Finding the Fourth Proportional to 18,083.94, 24,957.21 and 10,428.45

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Solution

The fourth proportional to 18,083.94, 24,957.21 and 10,428.45 is: 14,392.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,083.94 : 24,957.21 = 10,428.45 : x
  2. Step 2: Convert to fraction form
    18,083.94/24,957.21 = 10,428.45/x
  3. Step 3: Cross multiply
    18,083.94x = 24,957.21 × 10,428.45
  4. Step 4: Simplify right side
    18,083.94x = 260,265,016.62
  5. Step 5: Solve for x
    x = 260,265,016.62/18,083.94
  6. Step 6: Final answer
    x = 14,392.05

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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.