Home / 17,477.18-26,193.89-13,764.75

Finding the Fourth Proportional to 17,477.18, 26,193.89 and 13,764.75

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Solution

The fourth proportional to 17,477.18, 26,193.89 and 13,764.75 is: 20,629.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,477.18 : 26,193.89 = 13,764.75 : x
  2. Step 2: Convert to fraction form
    17,477.18/26,193.89 = 13,764.75/x
  3. Step 3: Cross multiply
    17,477.18x = 26,193.89 × 13,764.75
  4. Step 4: Simplify right side
    17,477.18x = 360,552,347.38
  5. Step 5: Solve for x
    x = 360,552,347.38/17,477.18
  6. Step 6: Final answer
    x = 20,629.89

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1.5x scale

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.