Home / 26,653.18-39,966.99-12,601.48

Finding the Fourth Proportional to 26,653.18, 39,966.99 and 12,601.48

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Solution

The fourth proportional to 26,653.18, 39,966.99 and 12,601.48 is: 18,896.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,653.18 : 39,966.99 = 12,601.48 : x
  2. Step 2: Convert to fraction form
    26,653.18/39,966.99 = 12,601.48/x
  3. Step 3: Cross multiply
    26,653.18x = 39,966.99 × 12,601.48
  4. Step 4: Simplify right side
    26,653.18x = 503,643,225.15
  5. Step 5: Solve for x
    x = 503,643,225.15/26,653.18
  6. Step 6: Final answer
    x = 18,896.18

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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.