Home / 26,713.67-36,840.71-17,142.53

Finding the Fourth Proportional to 26,713.67, 36,840.71 and 17,142.53

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Solution

The fourth proportional to 26,713.67, 36,840.71 and 17,142.53 is: 23,641.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,713.67 : 36,840.71 = 17,142.53 : x
  2. Step 2: Convert to fraction form
    26,713.67/36,840.71 = 17,142.53/x
  3. Step 3: Cross multiply
    26,713.67x = 36,840.71 × 17,142.53
  4. Step 4: Simplify right side
    26,713.67x = 631,542,835.05
  5. Step 5: Solve for x
    x = 631,542,835.05/26,713.67
  6. Step 6: Final answer
    x = 23,641.19

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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.