Home / 12,923.03-19,381.08-3,560.82

Finding the Fourth Proportional to 12,923.03, 19,381.08 and 3,560.82

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Solution

The fourth proportional to 12,923.03, 19,381.08 and 3,560.82 is: 5,340.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,923.03 : 19,381.08 = 3,560.82 : x
  2. Step 2: Convert to fraction form
    12,923.03/19,381.08 = 3,560.82/x
  3. Step 3: Cross multiply
    12,923.03x = 19,381.08 × 3,560.82
  4. Step 4: Simplify right side
    12,923.03x = 69,012,537.29
  5. Step 5: Solve for x
    x = 69,012,537.29/12,923.03
  6. Step 6: Final answer
    x = 5,340.28

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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.