Home / 26,987.38-40,492.78-14,492.84

Finding the Fourth Proportional to 26,987.38, 40,492.78 and 14,492.84

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Solution

The fourth proportional to 26,987.38, 40,492.78 and 14,492.84 is: 21,745.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,987.38 : 40,492.78 = 14,492.84 : x
  2. Step 2: Convert to fraction form
    26,987.38/40,492.78 = 14,492.84/x
  3. Step 3: Cross multiply
    26,987.38x = 40,492.78 × 14,492.84
  4. Step 4: Simplify right side
    26,987.38x = 586,855,381.70
  5. Step 5: Solve for x
    x = 586,855,381.70/26,987.38
  6. Step 6: Final answer
    x = 21,745.55

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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.