Home / 26,015.31-35,901-14,078.64

Finding the Fourth Proportional to 26,015.31, 35,901 and 14,078.64

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Solution

The fourth proportional to 26,015.31, 35,901 and 14,078.64 is: 19,428.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,015.31 : 35,901 = 14,078.64 : x
  2. Step 2: Convert to fraction form
    26,015.31/35,901 = 14,078.64/x
  3. Step 3: Cross multiply
    26,015.31x = 35,901 × 14,078.64
  4. Step 4: Simplify right side
    26,015.31x = 505,437,254.64
  5. Step 5: Solve for x
    x = 505,437,254.64/26,015.31
  6. Step 6: Final answer
    x = 19,428.45

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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.