Home / 14,242.89-19,654.23-8,576.55

Finding the Fourth Proportional to 14,242.89, 19,654.23 and 8,576.55

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Solution

The fourth proportional to 14,242.89, 19,654.23 and 8,576.55 is: 11,835.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,242.89 : 19,654.23 = 8,576.55 : x
  2. Step 2: Convert to fraction form
    14,242.89/19,654.23 = 8,576.55/x
  3. Step 3: Cross multiply
    14,242.89x = 19,654.23 × 8,576.55
  4. Step 4: Simplify right side
    14,242.89x = 168,565,486.31
  5. Step 5: Solve for x
    x = 168,565,486.31/14,242.89
  6. Step 6: Final answer
    x = 11,835.06

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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.