Home / 40,748.61-61,125.63-11,163.96

Finding the Fourth Proportional to 40,748.61, 61,125.63 and 11,163.96

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Solution

The fourth proportional to 40,748.61, 61,125.63 and 11,163.96 is: 16,746.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,748.61 : 61,125.63 = 11,163.96 : x
  2. Step 2: Convert to fraction form
    40,748.61/61,125.63 = 11,163.96/x
  3. Step 3: Cross multiply
    40,748.61x = 61,125.63 × 11,163.96
  4. Step 4: Simplify right side
    40,748.61x = 682,404,088.29
  5. Step 5: Solve for x
    x = 682,404,088.29/40,748.61
  6. Step 6: Final answer
    x = 16,746.68

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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.