Home / 17,433.12-26,134.65-11,897.28

Finding the Fourth Proportional to 17,433.12, 26,134.65 and 11,897.28

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Solution

The fourth proportional to 17,433.12, 26,134.65 and 11,897.28 is: 17,835.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,433.12 : 26,134.65 = 11,897.28 : x
  2. Step 2: Convert to fraction form
    17,433.12/26,134.65 = 11,897.28/x
  3. Step 3: Cross multiply
    17,433.12x = 26,134.65 × 11,897.28
  4. Step 4: Simplify right side
    17,433.12x = 310,931,248.75
  5. Step 5: Solve for x
    x = 310,931,248.75/17,433.12
  6. Step 6: Final answer
    x = 17,835.66

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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.