Home / 18,466.32-27,671.04-12,535.50

Finding the Fourth Proportional to 18,466.32, 27,671.04 and 12,535.50

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Solution

The fourth proportional to 18,466.32, 27,671.04 and 12,535.50 is: 18,783.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,466.32 : 27,671.04 = 12,535.50 : x
  2. Step 2: Convert to fraction form
    18,466.32/27,671.04 = 12,535.50/x
  3. Step 3: Cross multiply
    18,466.32x = 27,671.04 × 12,535.50
  4. Step 4: Simplify right side
    18,466.32x = 346,870,321.92
  5. Step 5: Solve for x
    x = 346,870,321.92/18,466.32
  6. Step 6: Final answer
    x = 18,783.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.