Home / 15,708.96-23,549.40-13,205.52

Finding the Fourth Proportional to 15,708.96, 23,549.40 and 13,205.52

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Solution

The fourth proportional to 15,708.96, 23,549.40 and 13,205.52 is: 19,796.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,708.96 : 23,549.40 = 13,205.52 : x
  2. Step 2: Convert to fraction form
    15,708.96/23,549.40 = 13,205.52/x
  3. Step 3: Cross multiply
    15,708.96x = 23,549.40 × 13,205.52
  4. Step 4: Simplify right side
    15,708.96x = 310,982,072.69
  5. Step 5: Solve for x
    x = 310,982,072.69/15,708.96
  6. Step 6: Final answer
    x = 19,796.48

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1.5x scale

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.