Home / 26,150.64-39,161.37-13,681.14

Finding the Fourth Proportional to 26,150.64, 39,161.37 and 13,681.14

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Solution

The fourth proportional to 26,150.64, 39,161.37 and 13,681.14 is: 20,487.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,150.64 : 39,161.37 = 13,681.14 : x
  2. Step 2: Convert to fraction form
    26,150.64/39,161.37 = 13,681.14/x
  3. Step 3: Cross multiply
    26,150.64x = 39,161.37 × 13,681.14
  4. Step 4: Simplify right side
    26,150.64x = 535,772,185.56
  5. Step 5: Solve for x
    x = 535,772,185.56/26,150.64
  6. Step 6: Final answer
    x = 20,487.92

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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.