Home / 33,209.01-45,829.61-18,868.64

Finding the Fourth Proportional to 33,209.01, 45,829.61 and 18,868.64

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Solution

The fourth proportional to 33,209.01, 45,829.61 and 18,868.64 is: 26,039.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,209.01 : 45,829.61 = 18,868.64 : x
  2. Step 2: Convert to fraction form
    33,209.01/45,829.61 = 18,868.64/x
  3. Step 3: Cross multiply
    33,209.01x = 45,829.61 × 18,868.64
  4. Step 4: Simplify right side
    33,209.01x = 864,742,088.94
  5. Step 5: Solve for x
    x = 864,742,088.94/33,209.01
  6. Step 6: Final answer
    x = 26,039.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.