Home / 36,700.29-55,071.22-15,638.12

Finding the Fourth Proportional to 36,700.29, 55,071.22 and 15,638.12

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Solution

The fourth proportional to 36,700.29, 55,071.22 and 15,638.12 is: 23,466.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,700.29 : 55,071.22 = 15,638.12 : x
  2. Step 2: Convert to fraction form
    36,700.29/55,071.22 = 15,638.12/x
  3. Step 3: Cross multiply
    36,700.29x = 55,071.22 × 15,638.12
  4. Step 4: Simplify right side
    36,700.29x = 861,210,346.91
  5. Step 5: Solve for x
    x = 861,210,346.91/36,700.29
  6. Step 6: Final answer
    x = 23,466.04

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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.