Home / 34,313.67-47,350.68-19,203.78

Finding the Fourth Proportional to 34,313.67, 47,350.68 and 19,203.78

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Solution

The fourth proportional to 34,313.67, 47,350.68 and 19,203.78 is: 26,500.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,313.67 : 47,350.68 = 19,203.78 : x
  2. Step 2: Convert to fraction form
    34,313.67/47,350.68 = 19,203.78/x
  3. Step 3: Cross multiply
    34,313.67x = 47,350.68 × 19,203.78
  4. Step 4: Simplify right side
    34,313.67x = 909,312,147.12
  5. Step 5: Solve for x
    x = 909,312,147.12/34,313.67
  6. Step 6: Final answer
    x = 26,500.00

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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.