Home / 22,303.14-30,778.68-12,232.50

Finding the Fourth Proportional to 22,303.14, 30,778.68 and 12,232.50

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Solution

The fourth proportional to 22,303.14, 30,778.68 and 12,232.50 is: 16,881.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,303.14 : 30,778.68 = 12,232.50 : x
  2. Step 2: Convert to fraction form
    22,303.14/30,778.68 = 12,232.50/x
  3. Step 3: Cross multiply
    22,303.14x = 30,778.68 × 12,232.50
  4. Step 4: Simplify right side
    22,303.14x = 376,500,203.10
  5. Step 5: Solve for x
    x = 376,500,203.10/22,303.14
  6. Step 6: Final answer
    x = 16,881.04

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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.