Home / 17,657.66-26,461.89-13,269.99

Finding the Fourth Proportional to 17,657.66, 26,461.89 and 13,269.99

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Solution

The fourth proportional to 17,657.66, 26,461.89 and 13,269.99 is: 19,886.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,657.66 : 26,461.89 = 13,269.99 : x
  2. Step 2: Convert to fraction form
    17,657.66/26,461.89 = 13,269.99/x
  3. Step 3: Cross multiply
    17,657.66x = 26,461.89 × 13,269.99
  4. Step 4: Simplify right side
    17,657.66x = 351,149,114.91
  5. Step 5: Solve for x
    x = 351,149,114.91/17,657.66
  6. Step 6: Final answer
    x = 19,886.50

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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.