Home / 13,292.99-19,946.30-9,136.34

Finding the Fourth Proportional to 13,292.99, 19,946.30 and 9,136.34

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Solution

The fourth proportional to 13,292.99, 19,946.30 and 9,136.34 is: 13,709.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,292.99 : 19,946.30 = 9,136.34 : x
  2. Step 2: Convert to fraction form
    13,292.99/19,946.30 = 9,136.34/x
  3. Step 3: Cross multiply
    13,292.99x = 19,946.30 × 9,136.34
  4. Step 4: Simplify right side
    13,292.99x = 182,236,033.13
  5. Step 5: Solve for x
    x = 182,236,033.13/13,292.99
  6. Step 6: Final answer
    x = 13,709.19

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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.