Home / 26,526.99-39,790.52-8,758.63

Finding the Fourth Proportional to 26,526.99, 39,790.52 and 8,758.63

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Solution

The fourth proportional to 26,526.99, 39,790.52 and 8,758.63 is: 13,137.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,526.99 : 39,790.52 = 8,758.63 : x
  2. Step 2: Convert to fraction form
    26,526.99/39,790.52 = 8,758.63/x
  3. Step 3: Cross multiply
    26,526.99x = 39,790.52 × 8,758.63
  4. Step 4: Simplify right side
    26,526.99x = 348,510,617.52
  5. Step 5: Solve for x
    x = 348,510,617.52/26,526.99
  6. Step 6: Final answer
    x = 13,137.97

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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.