Home / 40,301.16-55,614.49-22,395.71

Finding the Fourth Proportional to 40,301.16, 55,614.49 and 22,395.71

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Solution

The fourth proportional to 40,301.16, 55,614.49 and 22,395.71 is: 30,905.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,301.16 : 55,614.49 = 22,395.71 : x
  2. Step 2: Convert to fraction form
    40,301.16/55,614.49 = 22,395.71/x
  3. Step 3: Cross multiply
    40,301.16x = 55,614.49 × 22,395.71
  4. Step 4: Simplify right side
    40,301.16x = 1,245,525,989.84
  5. Step 5: Solve for x
    x = 1,245,525,989.84/40,301.16
  6. Step 6: Final answer
    x = 30,905.46

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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.