Home / 23,169.92-31,948.80-14,783.36

Finding the Fourth Proportional to 23,169.92, 31,948.80 and 14,783.36

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Solution

The fourth proportional to 23,169.92, 31,948.80 and 14,783.36 is: 20,384.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,169.92 : 31,948.80 = 14,783.36 : x
  2. Step 2: Convert to fraction form
    23,169.92/31,948.80 = 14,783.36/x
  3. Step 3: Cross multiply
    23,169.92x = 31,948.80 × 14,783.36
  4. Step 4: Simplify right side
    23,169.92x = 472,310,611.97
  5. Step 5: Solve for x
    x = 472,310,611.97/23,169.92
  6. Step 6: Final answer
    x = 20,384.65

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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.