Home / 35,800.22-53,711.26-12,443.06

Finding the Fourth Proportional to 35,800.22, 53,711.26 and 12,443.06

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Solution

The fourth proportional to 35,800.22, 53,711.26 and 12,443.06 is: 18,668.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,800.22 : 53,711.26 = 12,443.06 : x
  2. Step 2: Convert to fraction form
    35,800.22/53,711.26 = 12,443.06/x
  3. Step 3: Cross multiply
    35,800.22x = 53,711.26 × 12,443.06
  4. Step 4: Simplify right side
    35,800.22x = 668,332,430.86
  5. Step 5: Solve for x
    x = 668,332,430.86/35,800.22
  6. Step 6: Final answer
    x = 18,668.39

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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.