Home / 39,009.03-53,819.08-22,011.18

Finding the Fourth Proportional to 39,009.03, 53,819.08 and 22,011.18

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Solution

The fourth proportional to 39,009.03, 53,819.08 and 22,011.18 is: 30,367.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,009.03 : 53,819.08 = 22,011.18 : x
  2. Step 2: Convert to fraction form
    39,009.03/53,819.08 = 22,011.18/x
  3. Step 3: Cross multiply
    39,009.03x = 53,819.08 × 22,011.18
  4. Step 4: Simplify right side
    39,009.03x = 1,184,621,324.28
  5. Step 5: Solve for x
    x = 1,184,621,324.28/39,009.03
  6. Step 6: Final answer
    x = 30,367.88

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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.