Home / 17,659.08-26,463.99-13,271.40

Finding the Fourth Proportional to 17,659.08, 26,463.99 and 13,271.40

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Solution

The fourth proportional to 17,659.08, 26,463.99 and 13,271.40 is: 19,888.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,659.08 : 26,463.99 = 13,271.40 : x
  2. Step 2: Convert to fraction form
    17,659.08/26,463.99 = 13,271.40/x
  3. Step 3: Cross multiply
    17,659.08x = 26,463.99 × 13,271.40
  4. Step 4: Simplify right side
    17,659.08x = 351,214,196.89
  5. Step 5: Solve for x
    x = 351,214,196.89/17,659.08
  6. Step 6: Final answer
    x = 19,888.59

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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.