Home / 35,716.40-53,532.48-12,330.08

Finding the Fourth Proportional to 35,716.40, 53,532.48 and 12,330.08

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Solution

The fourth proportional to 35,716.40, 53,532.48 and 12,330.08 is: 18,480.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,716.40 : 53,532.48 = 12,330.08 : x
  2. Step 2: Convert to fraction form
    35,716.40/53,532.48 = 12,330.08/x
  3. Step 3: Cross multiply
    35,716.40x = 53,532.48 × 12,330.08
  4. Step 4: Simplify right side
    35,716.40x = 660,059,761.00
  5. Step 5: Solve for x
    x = 660,059,761.00/35,716.40
  6. Step 6: Final answer
    x = 18,480.58

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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.