Home / 13,289.04-19,919.88-5,896.98

Finding the Fourth Proportional to 13,289.04, 19,919.88 and 5,896.98

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Solution

The fourth proportional to 13,289.04, 19,919.88 and 5,896.98 is: 8,839.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,289.04 : 19,919.88 = 5,896.98 : x
  2. Step 2: Convert to fraction form
    13,289.04/19,919.88 = 5,896.98/x
  3. Step 3: Cross multiply
    13,289.04x = 19,919.88 × 5,896.98
  4. Step 4: Simplify right side
    13,289.04x = 117,467,133.96
  5. Step 5: Solve for x
    x = 117,467,133.96/13,289.04
  6. Step 6: Final answer
    x = 8,839.40

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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.