Home / 40,424.64-60,609.54-14,115

Finding the Fourth Proportional to 40,424.64, 60,609.54 and 14,115

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Solution

The fourth proportional to 40,424.64, 60,609.54 and 14,115 is: 21,162.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,424.64 : 60,609.54 = 14,115 : x
  2. Step 2: Convert to fraction form
    40,424.64/60,609.54 = 14,115/x
  3. Step 3: Cross multiply
    40,424.64x = 60,609.54 × 14,115
  4. Step 4: Simplify right side
    40,424.64x = 855,503,657.10
  5. Step 5: Solve for x
    x = 855,503,657.10/40,424.64
  6. Step 6: Final answer
    x = 21,162.93

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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.