Home / 26,505.61-39,758.38-6,784.18

Finding the Fourth Proportional to 26,505.61, 39,758.38 and 6,784.18

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Solution

The fourth proportional to 26,505.61, 39,758.38 and 6,784.18 is: 10,176.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,505.61 : 39,758.38 = 6,784.18 : x
  2. Step 2: Convert to fraction form
    26,505.61/39,758.38 = 6,784.18/x
  3. Step 3: Cross multiply
    26,505.61x = 39,758.38 × 6,784.18
  4. Step 4: Simplify right side
    26,505.61x = 269,727,890.07
  5. Step 5: Solve for x
    x = 269,727,890.07/26,505.61
  6. Step 6: Final answer
    x = 10,176.26

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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.