Home / 17,018.40-25,528.83-4,538.36

Finding the Fourth Proportional to 17,018.40, 25,528.83 and 4,538.36

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Solution

The fourth proportional to 17,018.40, 25,528.83 and 4,538.36 is: 6,807.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,018.40 : 25,528.83 = 4,538.36 : x
  2. Step 2: Convert to fraction form
    17,018.40/25,528.83 = 4,538.36/x
  3. Step 3: Cross multiply
    17,018.40x = 25,528.83 × 4,538.36
  4. Step 4: Simplify right side
    17,018.40x = 115,859,067.72
  5. Step 5: Solve for x
    x = 115,859,067.72/17,018.40
  6. Step 6: Final answer
    x = 6,807.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.