Home / 9,129.37-13,632.44-9,032.89

Finding the Fourth Proportional to 9,129.37, 13,632.44 and 9,032.89

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Solution

The fourth proportional to 9,129.37, 13,632.44 and 9,032.89 is: 13,488.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,129.37 : 13,632.44 = 9,032.89 : x
  2. Step 2: Convert to fraction form
    9,129.37/13,632.44 = 9,032.89/x
  3. Step 3: Cross multiply
    9,129.37x = 13,632.44 × 9,032.89
  4. Step 4: Simplify right side
    9,129.37x = 123,140,330.95
  5. Step 5: Solve for x
    x = 123,140,330.95/9,129.37
  6. Step 6: Final answer
    x = 13,488.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.