Home / 40,615.43-60,946.43-21,895.38

Finding the Fourth Proportional to 40,615.43, 60,946.43 and 21,895.38

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Solution

The fourth proportional to 40,615.43, 60,946.43 and 21,895.38 is: 32,855.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,615.43 : 60,946.43 = 21,895.38 : x
  2. Step 2: Convert to fraction form
    40,615.43/60,946.43 = 21,895.38/x
  3. Step 3: Cross multiply
    40,615.43x = 60,946.43 × 21,895.38
  4. Step 4: Simplify right side
    40,615.43x = 1,334,445,135.02
  5. Step 5: Solve for x
    x = 1,334,445,135.02/40,615.43
  6. Step 6: Final answer
    x = 32,855.62

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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.