Home / 26,476.38-39,718.40-8,951.22

Finding the Fourth Proportional to 26,476.38, 39,718.40 and 8,951.22

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Solution

The fourth proportional to 26,476.38, 39,718.40 and 8,951.22 is: 13,428.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,476.38 : 39,718.40 = 8,951.22 : x
  2. Step 2: Convert to fraction form
    26,476.38/39,718.40 = 8,951.22/x
  3. Step 3: Cross multiply
    26,476.38x = 39,718.40 × 8,951.22
  4. Step 4: Simplify right side
    26,476.38x = 355,528,136.45
  5. Step 5: Solve for x
    x = 355,528,136.45/26,476.38
  6. Step 6: Final answer
    x = 13,428.12

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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.