Home / 26,718.80-36,865.32-17,276

Finding the Fourth Proportional to 26,718.80, 36,865.32 and 17,276

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Solution

The fourth proportional to 26,718.80, 36,865.32 and 17,276 is: 23,836.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,718.80 : 36,865.32 = 17,276 : x
  2. Step 2: Convert to fraction form
    26,718.80/36,865.32 = 17,276/x
  3. Step 3: Cross multiply
    26,718.80x = 36,865.32 × 17,276
  4. Step 4: Simplify right side
    26,718.80x = 636,885,268.32
  5. Step 5: Solve for x
    x = 636,885,268.32/26,718.80
  6. Step 6: Final answer
    x = 23,836.60

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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.