Home / 19,756.10-29,634.12-9,222.59

Finding the Fourth Proportional to 19,756.10, 29,634.12 and 9,222.59

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Solution

The fourth proportional to 19,756.10, 29,634.12 and 9,222.59 is: 13,833.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,756.10 : 29,634.12 = 9,222.59 : x
  2. Step 2: Convert to fraction form
    19,756.10/29,634.12 = 9,222.59/x
  3. Step 3: Cross multiply
    19,756.10x = 29,634.12 × 9,222.59
  4. Step 4: Simplify right side
    19,756.10x = 273,303,412.86
  5. Step 5: Solve for x
    x = 273,303,412.86/19,756.10
  6. Step 6: Final answer
    x = 13,833.87

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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.