Home / 26,305.90-39,476.11-9,666.07

Finding the Fourth Proportional to 26,305.90, 39,476.11 and 9,666.07

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Solution

The fourth proportional to 26,305.90, 39,476.11 and 9,666.07 is: 14,505.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,305.90 : 39,476.11 = 9,666.07 : x
  2. Step 2: Convert to fraction form
    26,305.90/39,476.11 = 9,666.07/x
  3. Step 3: Cross multiply
    26,305.90x = 39,476.11 × 9,666.07
  4. Step 4: Simplify right side
    26,305.90x = 381,578,842.59
  5. Step 5: Solve for x
    x = 381,578,842.59/26,305.90
  6. Step 6: Final answer
    x = 14,505.45

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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.