Home / 26,017.36-35,908-17,090.72

Finding the Fourth Proportional to 26,017.36, 35,908 and 17,090.72

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Solution

The fourth proportional to 26,017.36, 35,908 and 17,090.72 is: 23,587.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,017.36 : 35,908 = 17,090.72 : x
  2. Step 2: Convert to fraction form
    26,017.36/35,908 = 17,090.72/x
  3. Step 3: Cross multiply
    26,017.36x = 35,908 × 17,090.72
  4. Step 4: Simplify right side
    26,017.36x = 613,693,573.76
  5. Step 5: Solve for x
    x = 613,693,573.76/26,017.36
  6. Step 6: Final answer
    x = 23,587.85

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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.