Home / 40,336.57-55,664.25-22,430.53

Finding the Fourth Proportional to 40,336.57, 55,664.25 and 22,430.53

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Solution

The fourth proportional to 40,336.57, 55,664.25 and 22,430.53 is: 30,954.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,336.57 : 55,664.25 = 22,430.53 : x
  2. Step 2: Convert to fraction form
    40,336.57/55,664.25 = 22,430.53/x
  3. Step 3: Cross multiply
    40,336.57x = 55,664.25 × 22,430.53
  4. Step 4: Simplify right side
    40,336.57x = 1,248,578,629.55
  5. Step 5: Solve for x
    x = 1,248,578,629.55/40,336.57
  6. Step 6: Final answer
    x = 30,954.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.