Home / 36,966.32-51,013.68-20,199.68

Finding the Fourth Proportional to 36,966.32, 51,013.68 and 20,199.68

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Solution

The fourth proportional to 36,966.32, 51,013.68 and 20,199.68 is: 27,875.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,966.32 : 51,013.68 = 20,199.68 : x
  2. Step 2: Convert to fraction form
    36,966.32/51,013.68 = 20,199.68/x
  3. Step 3: Cross multiply
    36,966.32x = 51,013.68 × 20,199.68
  4. Step 4: Simplify right side
    36,966.32x = 1,030,460,011.62
  5. Step 5: Solve for x
    x = 1,030,460,011.62/36,966.32
  6. Step 6: Final answer
    x = 27,875.64

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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.