Home / 13,907.88-20,837.52-11,582.85

Finding the Fourth Proportional to 13,907.88, 20,837.52 and 11,582.85

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Solution

The fourth proportional to 13,907.88, 20,837.52 and 11,582.85 is: 17,354.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,907.88 : 20,837.52 = 11,582.85 : x
  2. Step 2: Convert to fraction form
    13,907.88/20,837.52 = 11,582.85/x
  3. Step 3: Cross multiply
    13,907.88x = 20,837.52 × 11,582.85
  4. Step 4: Simplify right side
    13,907.88x = 241,357,868.53
  5. Step 5: Solve for x
    x = 241,357,868.53/13,907.88
  6. Step 6: Final answer
    x = 17,354.04

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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.