Home / 21,455.48-29,610.46-12,026.04

Finding the Fourth Proportional to 21,455.48, 29,610.46 and 12,026.04

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Solution

The fourth proportional to 21,455.48, 29,610.46 and 12,026.04 is: 16,597.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,455.48 : 29,610.46 = 12,026.04 : x
  2. Step 2: Convert to fraction form
    21,455.48/29,610.46 = 12,026.04/x
  3. Step 3: Cross multiply
    21,455.48x = 29,610.46 × 12,026.04
  4. Step 4: Simplify right side
    21,455.48x = 356,096,576.38
  5. Step 5: Solve for x
    x = 356,096,576.38/21,455.48
  6. Step 6: Final answer
    x = 16,597.00

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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.