Home / 13,475.04-18,595.67-7,506.69

Finding the Fourth Proportional to 13,475.04, 18,595.67 and 7,506.69

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Solution

The fourth proportional to 13,475.04, 18,595.67 and 7,506.69 is: 10,359.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475.04 : 18,595.67 = 7,506.69 : x
  2. Step 2: Convert to fraction form
    13,475.04/18,595.67 = 7,506.69/x
  3. Step 3: Cross multiply
    13,475.04x = 18,595.67 × 7,506.69
  4. Step 4: Simplify right side
    13,475.04x = 139,591,930.03
  5. Step 5: Solve for x
    x = 139,591,930.03/13,475.04
  6. Step 6: Final answer
    x = 10,359.30

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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.