Home / 13,032.38-19,550.46-7,484.78

Finding the Fourth Proportional to 13,032.38, 19,550.46 and 7,484.78

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Solution

The fourth proportional to 13,032.38, 19,550.46 and 7,484.78 is: 11,228.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,032.38 : 19,550.46 = 7,484.78 : x
  2. Step 2: Convert to fraction form
    13,032.38/19,550.46 = 7,484.78/x
  3. Step 3: Cross multiply
    13,032.38x = 19,550.46 × 7,484.78
  4. Step 4: Simplify right side
    13,032.38x = 146,330,892.00
  5. Step 5: Solve for x
    x = 146,330,892.00/13,032.38
  6. Step 6: Final answer
    x = 11,228.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.