Home / 17,357.78-26,036.44-4,210.28

Finding the Fourth Proportional to 17,357.78, 26,036.44 and 4,210.28

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Solution

The fourth proportional to 17,357.78, 26,036.44 and 4,210.28 is: 6,315.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,357.78 : 26,036.44 = 4,210.28 : x
  2. Step 2: Convert to fraction form
    17,357.78/26,036.44 = 4,210.28/x
  3. Step 3: Cross multiply
    17,357.78x = 26,036.44 × 4,210.28
  4. Step 4: Simplify right side
    17,357.78x = 109,620,702.60
  5. Step 5: Solve for x
    x = 109,620,702.60/17,357.78
  6. Step 6: Final answer
    x = 6,315.36

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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.