Home / 15,661.73-23,447.48-10,402.00

Finding the Fourth Proportional to 15,661.73, 23,447.48 and 10,402.00

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Solution

The fourth proportional to 15,661.73, 23,447.48 and 10,402.00 is: 15,573.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,661.73 : 23,447.48 = 10,402.00 : x
  2. Step 2: Convert to fraction form
    15,661.73/23,447.48 = 10,402.00/x
  3. Step 3: Cross multiply
    15,661.73x = 23,447.48 × 10,402.00
  4. Step 4: Simplify right side
    15,661.73x = 243,900,576.33
  5. Step 5: Solve for x
    x = 243,900,576.33/15,661.73
  6. Step 6: Final answer
    x = 15,573.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.