Home / 23,025.84-31,776.32-12,954.32

Finding the Fourth Proportional to 23,025.84, 31,776.32 and 12,954.32

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Solution

The fourth proportional to 23,025.84, 31,776.32 and 12,954.32 is: 17,877.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,025.84 : 31,776.32 = 12,954.32 : x
  2. Step 2: Convert to fraction form
    23,025.84/31,776.32 = 12,954.32/x
  3. Step 3: Cross multiply
    23,025.84x = 31,776.32 × 12,954.32
  4. Step 4: Simplify right side
    23,025.84x = 411,640,617.70
  5. Step 5: Solve for x
    x = 411,640,617.70/23,025.84
  6. Step 6: Final answer
    x = 17,877.33

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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.