Home / 23,190.37-34,785.65-9,859.93

Finding the Fourth Proportional to 23,190.37, 34,785.65 and 9,859.93

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Solution

The fourth proportional to 23,190.37, 34,785.65 and 9,859.93 is: 14,789.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,190.37 : 34,785.65 = 9,859.93 : x
  2. Step 2: Convert to fraction form
    23,190.37/34,785.65 = 9,859.93/x
  3. Step 3: Cross multiply
    23,190.37x = 34,785.65 × 9,859.93
  4. Step 4: Simplify right side
    23,190.37x = 342,984,011.69
  5. Step 5: Solve for x
    x = 342,984,011.69/23,190.37
  6. Step 6: Final answer
    x = 14,789.93

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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.