Home / 23,126.34-31,914.57-12,516.22

Finding the Fourth Proportional to 23,126.34, 31,914.57 and 12,516.22

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Solution

The fourth proportional to 23,126.34, 31,914.57 and 12,516.22 is: 17,272.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,126.34 : 31,914.57 = 12,516.22 : x
  2. Step 2: Convert to fraction form
    23,126.34/31,914.57 = 12,516.22/x
  3. Step 3: Cross multiply
    23,126.34x = 31,914.57 × 12,516.22
  4. Step 4: Simplify right side
    23,126.34x = 399,449,866.15
  5. Step 5: Solve for x
    x = 399,449,866.15/23,126.34
  6. Step 6: Final answer
    x = 17,272.50

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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.