Home / 14,608.83-20,160.32-13,492.65

Finding the Fourth Proportional to 14,608.83, 20,160.32 and 13,492.65

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Solution

The fourth proportional to 14,608.83, 20,160.32 and 13,492.65 is: 18,619.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,608.83 : 20,160.32 = 13,492.65 : x
  2. Step 2: Convert to fraction form
    14,608.83/20,160.32 = 13,492.65/x
  3. Step 3: Cross multiply
    14,608.83x = 20,160.32 × 13,492.65
  4. Step 4: Simplify right side
    14,608.83x = 272,016,074.18
  5. Step 5: Solve for x
    x = 272,016,074.18/14,608.83
  6. Step 6: Final answer
    x = 18,619.98

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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.