Home / 17,428.16-26,139.54-5,741.48

Finding the Fourth Proportional to 17,428.16, 26,139.54 and 5,741.48

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Solution

The fourth proportional to 17,428.16, 26,139.54 and 5,741.48 is: 8,611.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,428.16 : 26,139.54 = 5,741.48 : x
  2. Step 2: Convert to fraction form
    17,428.16/26,139.54 = 5,741.48/x
  3. Step 3: Cross multiply
    17,428.16x = 26,139.54 × 5,741.48
  4. Step 4: Simplify right side
    17,428.16x = 150,079,646.12
  5. Step 5: Solve for x
    x = 150,079,646.12/17,428.16
  6. Step 6: Final answer
    x = 8,611.33

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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.