Home / 35,742.30-53,613.44-14,678.75

Finding the Fourth Proportional to 35,742.30, 53,613.44 and 14,678.75

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Solution

The fourth proportional to 35,742.30, 53,613.44 and 14,678.75 is: 22,018.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,742.30 : 53,613.44 = 14,678.75 : x
  2. Step 2: Convert to fraction form
    35,742.30/53,613.44 = 14,678.75/x
  3. Step 3: Cross multiply
    35,742.30x = 53,613.44 × 14,678.75
  4. Step 4: Simplify right side
    35,742.30x = 786,977,940.94
  5. Step 5: Solve for x
    x = 786,977,940.94/35,742.30
  6. Step 6: Final answer
    x = 22,018.11

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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.