Home / 13,769.46-19,008.36-9,521.82

Finding the Fourth Proportional to 13,769.46, 19,008.36 and 9,521.82

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Solution

The fourth proportional to 13,769.46, 19,008.36 and 9,521.82 is: 13,144.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,769.46 : 19,008.36 = 9,521.82 : x
  2. Step 2: Convert to fraction form
    13,769.46/19,008.36 = 9,521.82/x
  3. Step 3: Cross multiply
    13,769.46x = 19,008.36 × 9,521.82
  4. Step 4: Simplify right side
    13,769.46x = 180,994,182.42
  5. Step 5: Solve for x
    x = 180,994,182.42/13,769.46
  6. Step 6: Final answer
    x = 13,144.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.