Home / 39,875.39-59,824.79-11,796.20

Finding the Fourth Proportional to 39,875.39, 59,824.79 and 11,796.20

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Solution

The fourth proportional to 39,875.39, 59,824.79 and 11,796.20 is: 17,697.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,875.39 : 59,824.79 = 11,796.20 : x
  2. Step 2: Convert to fraction form
    39,875.39/59,824.79 = 11,796.20/x
  3. Step 3: Cross multiply
    39,875.39x = 59,824.79 × 11,796.20
  4. Step 4: Simplify right side
    39,875.39x = 705,704,918.16
  5. Step 5: Solve for x
    x = 705,704,918.16/39,875.39
  6. Step 6: Final answer
    x = 17,697.75

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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.