Home / 27,250.14-40,888.89-12,457.74

Finding the Fourth Proportional to 27,250.14, 40,888.89 and 12,457.74

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Solution

The fourth proportional to 27,250.14, 40,888.89 and 12,457.74 is: 18,692.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,250.14 : 40,888.89 = 12,457.74 : x
  2. Step 2: Convert to fraction form
    27,250.14/40,888.89 = 12,457.74/x
  3. Step 3: Cross multiply
    27,250.14x = 40,888.89 × 12,457.74
  4. Step 4: Simplify right side
    27,250.14x = 509,382,893.78
  5. Step 5: Solve for x
    x = 509,382,893.78/27,250.14
  6. Step 6: Final answer
    x = 18,692.86

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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.