Home / 19,603.24-29,405.16-10,819.06

Finding the Fourth Proportional to 19,603.24, 29,405.16 and 10,819.06

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Solution

The fourth proportional to 19,603.24, 29,405.16 and 10,819.06 is: 16,228.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,603.24 : 29,405.16 = 10,819.06 : x
  2. Step 2: Convert to fraction form
    19,603.24/29,405.16 = 10,819.06/x
  3. Step 3: Cross multiply
    19,603.24x = 29,405.16 × 10,819.06
  4. Step 4: Simplify right side
    19,603.24x = 318,136,190.35
  5. Step 5: Solve for x
    x = 318,136,190.35/19,603.24
  6. Step 6: Final answer
    x = 16,228.76

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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.