Home / 13,235.63-18,265.49-7,267.41

Finding the Fourth Proportional to 13,235.63, 18,265.49 and 7,267.41

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Solution

The fourth proportional to 13,235.63, 18,265.49 and 7,267.41 is: 10,029.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,235.63 : 18,265.49 = 7,267.41 : x
  2. Step 2: Convert to fraction form
    13,235.63/18,265.49 = 7,267.41/x
  3. Step 3: Cross multiply
    13,235.63x = 18,265.49 × 7,267.41
  4. Step 4: Simplify right side
    13,235.63x = 132,742,804.68
  5. Step 5: Solve for x
    x = 132,742,804.68/13,235.63
  6. Step 6: Final answer
    x = 10,029.20

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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.