Home / 12,366.81-17,053.07-9,217.53

Finding the Fourth Proportional to 12,366.81, 17,053.07 and 9,217.53

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Solution

The fourth proportional to 12,366.81, 17,053.07 and 9,217.53 is: 12,710.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,366.81 : 17,053.07 = 9,217.53 : x
  2. Step 2: Convert to fraction form
    12,366.81/17,053.07 = 9,217.53/x
  3. Step 3: Cross multiply
    12,366.81x = 17,053.07 × 9,217.53
  4. Step 4: Simplify right side
    12,366.81x = 157,187,138.23
  5. Step 5: Solve for x
    x = 157,187,138.23/12,366.81
  6. Step 6: Final answer
    x = 12,710.40

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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.