Home / 17,933.18-26,908.98-13,577.40

Finding the Fourth Proportional to 17,933.18, 26,908.98 and 13,577.40

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Solution

The fourth proportional to 17,933.18, 26,908.98 and 13,577.40 is: 20,373.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,933.18 : 26,908.98 = 13,577.40 : x
  2. Step 2: Convert to fraction form
    17,933.18/26,908.98 = 13,577.40/x
  3. Step 3: Cross multiply
    17,933.18x = 26,908.98 × 13,577.40
  4. Step 4: Simplify right side
    17,933.18x = 365,353,985.05
  5. Step 5: Solve for x
    x = 365,353,985.05/17,933.18
  6. Step 6: Final answer
    x = 20,373.07

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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.