Home / 14,856.18-20,522.88-11,868.09

Finding the Fourth Proportional to 14,856.18, 20,522.88 and 11,868.09

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Solution

The fourth proportional to 14,856.18, 20,522.88 and 11,868.09 is: 16,395.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,856.18 : 20,522.88 = 11,868.09 : x
  2. Step 2: Convert to fraction form
    14,856.18/20,522.88 = 11,868.09/x
  3. Step 3: Cross multiply
    14,856.18x = 20,522.88 × 11,868.09
  4. Step 4: Simplify right side
    14,856.18x = 243,567,386.90
  5. Step 5: Solve for x
    x = 243,567,386.90/14,856.18
  6. Step 6: Final answer
    x = 16,395.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.