Home / 26,076.90-35,985.54-14,139.93

Finding the Fourth Proportional to 26,076.90, 35,985.54 and 14,139.93

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Solution

The fourth proportional to 26,076.90, 35,985.54 and 14,139.93 is: 19,512.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,076.90 : 35,985.54 = 14,139.93 : x
  2. Step 2: Convert to fraction form
    26,076.90/35,985.54 = 14,139.93/x
  3. Step 3: Cross multiply
    26,076.90x = 35,985.54 × 14,139.93
  4. Step 4: Simplify right side
    26,076.90x = 508,833,016.61
  5. Step 5: Solve for x
    x = 508,833,016.61/26,076.90
  6. Step 6: Final answer
    x = 19,512.79

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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.