Home / 19,136.68-26,408.10-10,753

Finding the Fourth Proportional to 19,136.68, 26,408.10 and 10,753

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Solution

The fourth proportional to 19,136.68, 26,408.10 and 10,753 is: 14,838.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,136.68 : 26,408.10 = 10,753 : x
  2. Step 2: Convert to fraction form
    19,136.68/26,408.10 = 10,753/x
  3. Step 3: Cross multiply
    19,136.68x = 26,408.10 × 10,753
  4. Step 4: Simplify right side
    19,136.68x = 283,966,299.30
  5. Step 5: Solve for x
    x = 283,966,299.30/19,136.68
  6. Step 6: Final answer
    x = 14,838.85

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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.