Home / 26,283.96-39,417.48-8,749.08

Finding the Fourth Proportional to 26,283.96, 39,417.48 and 8,749.08

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Solution

The fourth proportional to 26,283.96, 39,417.48 and 8,749.08 is: 13,120.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,283.96 : 39,417.48 = 8,749.08 : x
  2. Step 2: Convert to fraction form
    26,283.96/39,417.48 = 8,749.08/x
  3. Step 3: Cross multiply
    26,283.96x = 39,417.48 × 8,749.08
  4. Step 4: Simplify right side
    26,283.96x = 344,866,685.92
  5. Step 5: Solve for x
    x = 344,866,685.92/26,283.96
  6. Step 6: Final answer
    x = 13,120.80

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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.