Home / 15,489.15-23,203.85-9,254.14

Finding the Fourth Proportional to 15,489.15, 23,203.85 and 9,254.14

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Solution

The fourth proportional to 15,489.15, 23,203.85 and 9,254.14 is: 13,863.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,489.15 : 23,203.85 = 9,254.14 : x
  2. Step 2: Convert to fraction form
    15,489.15/23,203.85 = 9,254.14/x
  3. Step 3: Cross multiply
    15,489.15x = 23,203.85 × 9,254.14
  4. Step 4: Simplify right side
    15,489.15x = 214,731,676.44
  5. Step 5: Solve for x
    x = 214,731,676.44/15,489.15
  6. Step 6: Final answer
    x = 13,863.36

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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.