Home / 13,952.57-19,243.40-9,177.41

Finding the Fourth Proportional to 13,952.57, 19,243.40 and 9,177.41

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Solution

The fourth proportional to 13,952.57, 19,243.40 and 9,177.41 is: 12,657.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,952.57 : 19,243.40 = 9,177.41 : x
  2. Step 2: Convert to fraction form
    13,952.57/19,243.40 = 9,177.41/x
  3. Step 3: Cross multiply
    13,952.57x = 19,243.40 × 9,177.41
  4. Step 4: Simplify right side
    13,952.57x = 176,604,571.59
  5. Step 5: Solve for x
    x = 176,604,571.59/13,952.57
  6. Step 6: Final answer
    x = 12,657.49

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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.