Home / 14,492.38-19,999.48-8,204.76

Finding the Fourth Proportional to 14,492.38, 19,999.48 and 8,204.76

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Solution

The fourth proportional to 14,492.38, 19,999.48 and 8,204.76 is: 11,322.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,492.38 : 19,999.48 = 8,204.76 : x
  2. Step 2: Convert to fraction form
    14,492.38/19,999.48 = 8,204.76/x
  3. Step 3: Cross multiply
    14,492.38x = 19,999.48 × 8,204.76
  4. Step 4: Simplify right side
    14,492.38x = 164,090,933.52
  5. Step 5: Solve for x
    x = 164,090,933.52/14,492.38
  6. Step 6: Final answer
    x = 11,322.57

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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.