Home / 13,282.28-19,904.78-10,496.70

Finding the Fourth Proportional to 13,282.28, 19,904.78 and 10,496.70

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Solution

The fourth proportional to 13,282.28, 19,904.78 and 10,496.70 is: 15,730.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,282.28 : 19,904.78 = 10,496.70 : x
  2. Step 2: Convert to fraction form
    13,282.28/19,904.78 = 10,496.70/x
  3. Step 3: Cross multiply
    13,282.28x = 19,904.78 × 10,496.70
  4. Step 4: Simplify right side
    13,282.28x = 208,934,504.23
  5. Step 5: Solve for x
    x = 208,934,504.23/13,282.28
  6. Step 6: Final answer
    x = 15,730.32

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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.