Home / 23,940.45-33,038.15-13,330.35

Finding the Fourth Proportional to 23,940.45, 33,038.15 and 13,330.35

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Solution

The fourth proportional to 23,940.45, 33,038.15 and 13,330.35 is: 18,396.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,940.45 : 33,038.15 = 13,330.35 : x
  2. Step 2: Convert to fraction form
    23,940.45/33,038.15 = 13,330.35/x
  3. Step 3: Cross multiply
    23,940.45x = 33,038.15 × 13,330.35
  4. Step 4: Simplify right side
    23,940.45x = 440,410,036.20
  5. Step 5: Solve for x
    x = 440,410,036.20/23,940.45
  6. Step 6: Final answer
    x = 18,396.06

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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.