Home / 26,460.48-36,509.70-15,276

Finding the Fourth Proportional to 26,460.48, 36,509.70 and 15,276

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Solution

The fourth proportional to 26,460.48, 36,509.70 and 15,276 is: 21,077.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,460.48 : 36,509.70 = 15,276 : x
  2. Step 2: Convert to fraction form
    26,460.48/36,509.70 = 15,276/x
  3. Step 3: Cross multiply
    26,460.48x = 36,509.70 × 15,276
  4. Step 4: Simplify right side
    26,460.48x = 557,722,177.20
  5. Step 5: Solve for x
    x = 557,722,177.20/26,460.48
  6. Step 6: Final answer
    x = 21,077.55

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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.