Home / 40,263.25-60,411.93-21,538.38

Finding the Fourth Proportional to 40,263.25, 60,411.93 and 21,538.38

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Solution

The fourth proportional to 40,263.25, 60,411.93 and 21,538.38 is: 32,316.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,263.25 : 60,411.93 = 21,538.38 : x
  2. Step 2: Convert to fraction form
    40,263.25/60,411.93 = 21,538.38/x
  3. Step 3: Cross multiply
    40,263.25x = 60,411.93 × 21,538.38
  4. Step 4: Simplify right side
    40,263.25x = 1,301,175,104.87
  5. Step 5: Solve for x
    x = 1,301,175,104.87/40,263.25
  6. Step 6: Final answer
    x = 32,316.69

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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.