Home / 26,455.48-36,502.86-15,271

Finding the Fourth Proportional to 26,455.48, 36,502.86 and 15,271

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Solution

The fourth proportional to 26,455.48, 36,502.86 and 15,271 is: 21,070.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,455.48 : 36,502.86 = 15,271 : x
  2. Step 2: Convert to fraction form
    26,455.48/36,502.86 = 15,271/x
  3. Step 3: Cross multiply
    26,455.48x = 36,502.86 × 15,271
  4. Step 4: Simplify right side
    26,455.48x = 557,435,175.06
  5. Step 5: Solve for x
    x = 557,435,175.06/26,455.48
  6. Step 6: Final answer
    x = 21,070.69

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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.