Home / 39,416.21-54,399.06-22,423.22

Finding the Fourth Proportional to 39,416.21, 54,399.06 and 22,423.22

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Solution

The fourth proportional to 39,416.21, 54,399.06 and 22,423.22 is: 30,946.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,416.21 : 54,399.06 = 22,423.22 : x
  2. Step 2: Convert to fraction form
    39,416.21/54,399.06 = 22,423.22/x
  3. Step 3: Cross multiply
    39,416.21x = 54,399.06 × 22,423.22
  4. Step 4: Simplify right side
    39,416.21x = 1,219,802,090.17
  5. Step 5: Solve for x
    x = 1,219,802,090.17/39,416.21
  6. Step 6: Final answer
    x = 30,946.71

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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.