Home / 40,153.39-60,239.66-13,858.36

Finding the Fourth Proportional to 40,153.39, 60,239.66 and 13,858.36

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Solution

The fourth proportional to 40,153.39, 60,239.66 and 13,858.36 is: 20,790.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,153.39 : 60,239.66 = 13,858.36 : x
  2. Step 2: Convert to fraction form
    40,153.39/60,239.66 = 13,858.36/x
  3. Step 3: Cross multiply
    40,153.39x = 60,239.66 × 13,858.36
  4. Step 4: Simplify right side
    40,153.39x = 834,822,825.27
  5. Step 5: Solve for x
    x = 834,822,825.27/40,153.39
  6. Step 6: Final answer
    x = 20,790.84

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1.5x scale

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.