Home / 23,126.22-31,913.64-13,054.38

Finding the Fourth Proportional to 23,126.22, 31,913.64 and 13,054.38

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Solution

The fourth proportional to 23,126.22, 31,913.64 and 13,054.38 is: 18,014.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,126.22 : 31,913.64 = 13,054.38 : x
  2. Step 2: Convert to fraction form
    23,126.22/31,913.64 = 13,054.38/x
  3. Step 3: Cross multiply
    23,126.22x = 31,913.64 × 13,054.38
  4. Step 4: Simplify right side
    23,126.22x = 416,612,783.74
  5. Step 5: Solve for x
    x = 416,612,783.74/23,126.22
  6. Step 6: Final answer
    x = 18,014.74

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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.