Home / 26,076.54-35,985.69-14,139.78

Finding the Fourth Proportional to 26,076.54, 35,985.69 and 14,139.78

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Solution

The fourth proportional to 26,076.54, 35,985.69 and 14,139.78 is: 19,512.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,076.54 : 35,985.69 = 14,139.78 : x
  2. Step 2: Convert to fraction form
    26,076.54/35,985.69 = 14,139.78/x
  3. Step 3: Cross multiply
    26,076.54x = 35,985.69 × 14,139.78
  4. Step 4: Simplify right side
    26,076.54x = 508,829,739.75
  5. Step 5: Solve for x
    x = 508,829,739.75/26,076.54
  6. Step 6: Final answer
    x = 19,512.93

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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.