Home / 13,295.27-18,347.49-7,327.04

Finding the Fourth Proportional to 13,295.27, 18,347.49 and 7,327.04

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Solution

The fourth proportional to 13,295.27, 18,347.49 and 7,327.04 is: 10,111.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,295.27 : 18,347.49 = 7,327.04 : x
  2. Step 2: Convert to fraction form
    13,295.27/18,347.49 = 7,327.04/x
  3. Step 3: Cross multiply
    13,295.27x = 18,347.49 × 7,327.04
  4. Step 4: Simplify right side
    13,295.27x = 134,432,701.39
  5. Step 5: Solve for x
    x = 134,432,701.39/13,295.27
  6. Step 6: Final answer
    x = 10,111.32

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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.