Home / 22,325.64-33,513.06-12,976.20

Finding the Fourth Proportional to 22,325.64, 33,513.06 and 12,976.20

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Solution

The fourth proportional to 22,325.64, 33,513.06 and 12,976.20 is: 19,478.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,325.64 : 33,513.06 = 12,976.20 : x
  2. Step 2: Convert to fraction form
    22,325.64/33,513.06 = 12,976.20/x
  3. Step 3: Cross multiply
    22,325.64x = 33,513.06 × 12,976.20
  4. Step 4: Simplify right side
    22,325.64x = 434,872,169.17
  5. Step 5: Solve for x
    x = 434,872,169.17/22,325.64
  6. Step 6: Final answer
    x = 19,478.60

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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.