Home / 36,708.59-50,666.01-20,801.81

Finding the Fourth Proportional to 36,708.59, 50,666.01 and 20,801.81

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Solution

The fourth proportional to 36,708.59, 50,666.01 and 20,801.81 is: 28,711.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,708.59 : 50,666.01 = 20,801.81 : x
  2. Step 2: Convert to fraction form
    36,708.59/50,666.01 = 20,801.81/x
  3. Step 3: Cross multiply
    36,708.59x = 50,666.01 × 20,801.81
  4. Step 4: Simplify right side
    36,708.59x = 1,053,944,762.14
  5. Step 5: Solve for x
    x = 1,053,944,762.14/36,708.59
  6. Step 6: Final answer
    x = 28,711.12

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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.