Home / 18,280.70-25,226.73-10,214.58

Finding the Fourth Proportional to 18,280.70, 25,226.73 and 10,214.58

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Solution

The fourth proportional to 18,280.70, 25,226.73 and 10,214.58 is: 14,095.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,280.70 : 25,226.73 = 10,214.58 : x
  2. Step 2: Convert to fraction form
    18,280.70/25,226.73 = 10,214.58/x
  3. Step 3: Cross multiply
    18,280.70x = 25,226.73 × 10,214.58
  4. Step 4: Simplify right side
    18,280.70x = 257,680,451.72
  5. Step 5: Solve for x
    x = 257,680,451.72/18,280.70
  6. Step 6: Final answer
    x = 14,095.77

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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.