Home / 17,359.20-26,038.80-4,211.52

Finding the Fourth Proportional to 17,359.20, 26,038.80 and 4,211.52

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Solution

The fourth proportional to 17,359.20, 26,038.80 and 4,211.52 is: 6,317.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,359.20 : 26,038.80 = 4,211.52 : x
  2. Step 2: Convert to fraction form
    17,359.20/26,038.80 = 4,211.52/x
  3. Step 3: Cross multiply
    17,359.20x = 26,038.80 × 4,211.52
  4. Step 4: Simplify right side
    17,359.20x = 109,662,926.98
  5. Step 5: Solve for x
    x = 109,662,926.98/17,359.20
  6. Step 6: Final answer
    x = 6,317.28

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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.