Home / 23,126.44-34,689.11-13,258.48

Finding the Fourth Proportional to 23,126.44, 34,689.11 and 13,258.48

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Solution

The fourth proportional to 23,126.44, 34,689.11 and 13,258.48 is: 19,887.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,126.44 : 34,689.11 = 13,258.48 : x
  2. Step 2: Convert to fraction form
    23,126.44/34,689.11 = 13,258.48/x
  3. Step 3: Cross multiply
    23,126.44x = 34,689.11 × 13,258.48
  4. Step 4: Simplify right side
    23,126.44x = 459,924,871.15
  5. Step 5: Solve for x
    x = 459,924,871.15/23,126.44
  6. Step 6: Final answer
    x = 19,887.40

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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.