Home / 23,157.24-31,940.70-14,209.08

Finding the Fourth Proportional to 23,157.24, 31,940.70 and 14,209.08

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Solution

The fourth proportional to 23,157.24, 31,940.70 and 14,209.08 is: 19,598.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,157.24 : 31,940.70 = 14,209.08 : x
  2. Step 2: Convert to fraction form
    23,157.24/31,940.70 = 14,209.08/x
  3. Step 3: Cross multiply
    23,157.24x = 31,940.70 × 14,209.08
  4. Step 4: Simplify right side
    23,157.24x = 453,847,961.56
  5. Step 5: Solve for x
    x = 453,847,961.56/23,157.24
  6. Step 6: Final answer
    x = 19,598.53

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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.