Home / 40,324.79-55,646.63-22,418.49

Finding the Fourth Proportional to 40,324.79, 55,646.63 and 22,418.49

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Solution

The fourth proportional to 40,324.79, 55,646.63 and 22,418.49 is: 30,936.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,324.79 : 55,646.63 = 22,418.49 : x
  2. Step 2: Convert to fraction form
    40,324.79/55,646.63 = 22,418.49/x
  3. Step 3: Cross multiply
    40,324.79x = 55,646.63 × 22,418.49
  4. Step 4: Simplify right side
    40,324.79x = 1,247,513,598.84
  5. Step 5: Solve for x
    x = 1,247,513,598.84/40,324.79
  6. Step 6: Final answer
    x = 30,936.64

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1.5x scale

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.