Home / 19,136.40-26,408.16-10,752.84

Finding the Fourth Proportional to 19,136.40, 26,408.16 and 10,752.84

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Solution

The fourth proportional to 19,136.40, 26,408.16 and 10,752.84 is: 14,838.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,136.40 : 26,408.16 = 10,752.84 : x
  2. Step 2: Convert to fraction form
    19,136.40/26,408.16 = 10,752.84/x
  3. Step 3: Cross multiply
    19,136.40x = 26,408.16 × 10,752.84
  4. Step 4: Simplify right side
    19,136.40x = 283,962,719.17
  5. Step 5: Solve for x
    x = 283,962,719.17/19,136.40
  6. Step 6: Final answer
    x = 14,838.88

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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.