Home / 23,157.90-31,958.96-14,203.35

Finding the Fourth Proportional to 23,157.90, 31,958.96 and 14,203.35

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Solution

The fourth proportional to 23,157.90, 31,958.96 and 14,203.35 is: 19,601.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,157.90 : 31,958.96 = 14,203.35 : x
  2. Step 2: Convert to fraction form
    23,157.90/31,958.96 = 14,203.35/x
  3. Step 3: Cross multiply
    23,157.90x = 31,958.96 × 14,203.35
  4. Step 4: Simplify right side
    23,157.90x = 453,924,223.50
  5. Step 5: Solve for x
    x = 453,924,223.50/23,157.90
  6. Step 6: Final answer
    x = 19,601.27

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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.