Home / 18,281.83-25,228.94-10,324.57

Finding the Fourth Proportional to 18,281.83, 25,228.94 and 10,324.57

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Solution

The fourth proportional to 18,281.83, 25,228.94 and 10,324.57 is: 14,247.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,281.83 : 25,228.94 = 10,324.57 : x
  2. Step 2: Convert to fraction form
    18,281.83/25,228.94 = 10,324.57/x
  3. Step 3: Cross multiply
    18,281.83x = 25,228.94 × 10,324.57
  4. Step 4: Simplify right side
    18,281.83x = 260,477,957.06
  5. Step 5: Solve for x
    x = 260,477,957.06/18,281.83
  6. Step 6: Final answer
    x = 14,247.91

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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.