Home / 39,909.14-59,873.09-11,829.42

Finding the Fourth Proportional to 39,909.14, 59,873.09 and 11,829.42

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Solution

The fourth proportional to 39,909.14, 59,873.09 and 11,829.42 is: 17,746.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,909.14 : 59,873.09 = 11,829.42 : x
  2. Step 2: Convert to fraction form
    39,909.14/59,873.09 = 11,829.42/x
  3. Step 3: Cross multiply
    39,909.14x = 59,873.09 × 11,829.42
  4. Step 4: Simplify right side
    39,909.14x = 708,263,928.31
  5. Step 5: Solve for x
    x = 708,263,928.31/39,909.14
  6. Step 6: Final answer
    x = 17,746.91

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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.