Home / 26,255.06-36,231.19-14,318.63

Finding the Fourth Proportional to 26,255.06, 36,231.19 and 14,318.63

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Solution

The fourth proportional to 26,255.06, 36,231.19 and 14,318.63 is: 19,759.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,255.06 : 36,231.19 = 14,318.63 : x
  2. Step 2: Convert to fraction form
    26,255.06/36,231.19 = 14,318.63/x
  3. Step 3: Cross multiply
    26,255.06x = 36,231.19 × 14,318.63
  4. Step 4: Simplify right side
    26,255.06x = 518,781,004.07
  5. Step 5: Solve for x
    x = 518,781,004.07/26,255.06
  6. Step 6: Final answer
    x = 19,759.28

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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.