Home / 26,250.90-39,370.80-9,618.72

Finding the Fourth Proportional to 26,250.90, 39,370.80 and 9,618.72

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Solution

The fourth proportional to 26,250.90, 39,370.80 and 9,618.72 is: 14,426.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,250.90 : 39,370.80 = 9,618.72 : x
  2. Step 2: Convert to fraction form
    26,250.90/39,370.80 = 9,618.72/x
  3. Step 3: Cross multiply
    26,250.90x = 39,370.80 × 9,618.72
  4. Step 4: Simplify right side
    26,250.90x = 378,696,701.38
  5. Step 5: Solve for x
    x = 378,696,701.38/26,250.90
  6. Step 6: Final answer
    x = 14,426.05

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.