Home / 40,834.44-61,212.78-13,113

Finding the Fourth Proportional to 40,834.44, 61,212.78 and 13,113

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Solution

The fourth proportional to 40,834.44, 61,212.78 and 13,113 is: 19,657.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,834.44 : 61,212.78 = 13,113 : x
  2. Step 2: Convert to fraction form
    40,834.44/61,212.78 = 13,113/x
  3. Step 3: Cross multiply
    40,834.44x = 61,212.78 × 13,113
  4. Step 4: Simplify right side
    40,834.44x = 802,683,184.14
  5. Step 5: Solve for x
    x = 802,683,184.14/40,834.44
  6. Step 6: Final answer
    x = 19,657.01

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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.